U
    ڲgW                  	   @   s8  d dl Z d dlZd dlZddlmZmZ ddlmZ ddlT dZ	dZ
dZejd	kpdejd
k pdejdkZG dd dZG dd dZG dd dZG dd dZG dd dZG dd dZejdkrejZnG dd dejZdd Zdd Zd3d d!Zd4d"d#Zd$d% Zd&d' Zd(d) Zd*d+ Zd,d- Z d5d1d2Z!dS )6    N   )ffiplatformmodel)VerificationError)*i&  i'  i(  win32)   r   )r      c                   @   s&   e Zd Zd	ddZdd Zdd ZdS )

GlobalExprr   c                 C   s"   || _ || _|| _|| _|| _d S N)nameaddresstype_opsizecheck_value)selfr   r   r   r   r    r   3/tmp/pip-unpacked-wheel-lbi5ej3i/cffi/recompiler.py__init__   s
    zGlobalExpr.__init__c                 C   s   d| j | j| j | jf S )Nz'  { "%s", (void *)%s, %s, (void *)%s },)r   r   r   	as_c_exprr   r   r   r   r   r      s       zGlobalExpr.as_c_exprc                 C   s   d| j  | j| jf S )Nz
b'%s%s',%d)r   as_python_bytesr   r   r   r   r   r   as_python_expr   s    zGlobalExpr.as_python_exprN)r   r   __name__
__module____qualname__r   r   r   r   r   r   r   r
      s   
r
   c                   @   s,   e Zd Zdd Zdd Zdd Zdd Zd	S )
	FieldExprc                 C   s"   || _ || _|| _|| _|| _d S r   )r   field_offset
field_sizefbitsizefield_type_op)r   r   r   r   r    r!   r   r   r   r      s
    zFieldExpr.__init__c                 C   s>   dt | j }d| j| jf d|| jf  d|| j f  S )N z  { "%s", %s,
z     %s   %s,
z     %s   %s },)lenr   r   r   r!   r   )r   spacesr   r   r   r   &   s    zFieldExpr.as_c_exprc                 C   s   t d S r   )NotImplementedErrorr   r   r   r   r   ,   s    zFieldExpr.as_python_exprc                 C   sD   | j jtkrd}n| j jtkr*t| j}ntd| j  || jf S )N z	b'%s%s%s')	r!   opOP_NOOPOP_BITFIELDformat_four_bytesr    r%   r   r   )r   Z	size_exprr   r   r   as_field_python_expr/   s    
zFieldExpr.as_field_python_exprN)r   r   r   r   r   r   r+   r   r   r   r   r      s   r   c                   @   s$   e Zd Zdd Zdd Zdd ZdS )StructUnionExprc	           	      C   s4   || _ || _|| _|| _|| _|| _|| _|| _d S r   )r   
type_indexflagsr   	alignmentcommentfirst_field_indexc_fields)	r   r   r-   r.   r   r/   r0   r1   r2   r   r   r   r   ;   s    zStructUnionExpr.__init__c                 C   sP   d| j | j| jf d| j| jf  d| jt| jf  | jrFd| j nd d S )Nz  { "%s", %d, %s,z
    %s, %s, z%d, %d z	/* %s */ r&   z},)	r   r-   r.   r   r/   r1   r#   r2   r0   r   r   r   r   r   F   s    zStructUnionExpr.as_c_exprc                 C   s>   t | jt}dd | jD }dt| jt|| jd|f S )Nc                 S   s   g | ]}|  qS r   )r+   ).0Zc_fieldr   r   r   
<listcomp>O   s   z2StructUnionExpr.as_python_expr.<locals>.<listcomp>z(b'%s%s%s',%s),)evalr.   ZG_FLAGSr2   r*   r-   r   join)r   r.   Zfields_exprr   r   r   r   M   s    zStructUnionExpr.as_python_exprNr   r   r   r   r   r,   :   s   r,   c                   @   s$   e Zd Zdd Zdd Zdd ZdS )EnumExprc                 C   s"   || _ || _|| _|| _|| _d S r   r   r-   r   signedallenums)r   r   r-   r   r:   r;   r   r   r   r   X   s
    zEnumExpr.__init__c                 C   s   d| j | j| j| j| jf S )Nz1  { "%s", %d, _cffi_prim_int(%s, %s),
    "%s" },r9   r   r   r   r   r   _   s      zEnumExpr.as_c_exprc              	   C   s@   t tttttttd| j| j	f }dt
| jt
|| j| jf S )N))r   r   )r   r   )   r   )r<   r   )   r   )r=   r   )   r   )r>   r   zb'%s%s%s\x00%s')Z
PRIM_UINT8Z	PRIM_INT8ZPRIM_UINT16Z
PRIM_INT16ZPRIM_UINT32Z
PRIM_INT32ZPRIM_UINT64Z
PRIM_INT64r   r:   r*   r-   r   r;   )r   
prim_indexr   r   r   r   d   s         

 zEnumExpr.as_python_exprNr   r   r   r   r   r8   W   s   r8   c                   @   s$   e Zd Zdd Zdd Zdd ZdS )TypenameExprc                 C   s   || _ || _d S r   r   r-   )r   r   r-   r   r   r   r   p   s    zTypenameExpr.__init__c                 C   s   d| j | jf S )Nz  { "%s", %d },rA   r   r   r   r   r   t   s    zTypenameExpr.as_c_exprc                 C   s   dt | j| jf S )Nzb'%s%s')r*   r-   r   r   r   r   r   r   w   s    zTypenameExpr.as_python_exprNr   r   r   r   r   r@   o   s   r@   c                   @   s  e Zd ZdZdddZdd Zdd Zd	d
 Zdd Zdd Z	dddddgZ
dd ZdddZdd Zdd Zdd Zdd  Zd!d" Zd#d$ Zd%d& Zd'd( Zd)d* Zd+d, Zd-d. Zd/d0 Zd1d2 Zd3d4 Zd5d6 Zd7d8 Zd9d: Zd;d< Zd=d> Zd?d@ Z dAdB Z!ddDdEZ"dFdG Z#dHdI Z$dJdK Z%e%Z&dLdM Z'dNdO Z(e(Z)dPdQ Z*e*Z+dRdS Z,dTdU Z-dVdW Z.ddYdZZ/d[d\ Z0d]d^ Z1d_d` Z2dadb Z3ddcddZ4dedf Z5dgdh Z6didj Z7dkdl Z8dmdn Z9dodp Z:dqdr Z;dsdt Z<dudv Z=dwdx Z>e> Z?Z@dydz ZAd{d| ZBd}d~ ZCdd ZDdd ZEeE ZFZGdd ZHdd ZIdd ZJdd ZKdd ZLdd ZMdd ZNeNZOeNZPdd ZQdd ZRdd ZSeSZTdd ZUdCS )
Recompilerr   Fc                 C   s   || _ || _|| _t| _d S r   )ffimodule_nametarget_is_pythonVERSION_BASE_version)r   rC   rD   rE   r   r   r   r      s    zRecompiler.__init__c                 C   s   t | j|| _d S r   )maxrG   )r   verr   r   r   needs_version   s    zRecompiler.needs_versionc              	   C   s.  i | _ | d t| j td}g | _|D ]}|jr(| j | d ksDtt| j| j |< | j| |j	D ]P}t
|tjtjtjtjtjfst| j | d krt| j| j |< | j| qf| jd q(|D ]P}|js| j | d krt| j| j |< | j| |jr|jd k	r| jd qd | j  ks0ti | _i | _|D ]8}t
|tjr^d | j|< nt
|tjr@d | j|< q@tt| jdd dD ]\}}|| j|< qtt| jdd dD ]\}}|| j|< q|D ](}t| d|jj }||| j |  q| jD ]}t
|tstqt| j| _d S )	NZcollecttypekeyZENDLENc                 S   s   | j S r   r   tpr   r   r   <lambda>       z/Recompiler.collect_type_table.<locals>.<lambda>c                 S   s   | j S r   rN   rO   r   r   r   rQ      rR   Z_emit_bytecode_)
_typesdict	_generatesortedstr
cffi_typesZis_raw_functionAssertionErrorr#   appendargs
isinstancer   VoidTypeBasePrimitiveTypePointerTypeStructOrUnionOrEnumFunctionPtrTypeZis_array_typelengthvalues_struct_unions_enumsStructOrUnionEnumType	enumerategetattr	__class__r   CffiOptuple)r   Z	all_declsrP   tp1imethodr'   r   r   r   collect_type_table   s`    



zRecompiler.collect_type_tablec                 C   s   | j  }||S r   )rE   
enumfields)r   rP   Zexpand_anonymous_struct_unionr   r   r   _enum_fields   s    zRecompiler._enum_fieldsc                 C   s   t |tjs.t |tr*|D ]}| | qd S || jkrd | j|< t |tjr^| |  nnt |tjr|j	d k	r|| j
jjkr| |D ] \}}}}| | ||| qn| D ]\}}| | qd S r   )r[   r   ZBaseTypeByIdentityrk   _do_collect_typerS   r`   as_raw_functionre   fldtypesrC   _parser_included_declarationsrq   _field_typeZ
_get_items)r   rP   xZname1rl   _r   r   r   rr      s"    



zRecompiler._do_collect_typec           
      C   s   | j jj }t|D ]\}\}}|dd\}}zt| d||f }W n  tk
rh   td| Y nX z|| _	||| W q t
k
r }	 zt|	|  W 5 d }	~	X Y qX qd S )Nr"   r   z_generate_cpy_%s_%sz"not implemented in recompile(): %r)rC   ru   Z_declarationsitemsrU   splitrh   AttributeErrorr   _current_quals	Exceptionr   Zattach_exception_info)
r   	step_namelstr   rP   qualskindZrealnamern   er   r   r   rT      s"    
zRecompiler._generateglobalfieldstruct_unionenumtypenamec                 C   s(  i | _ | jD ]}g | j |< qt | _| d |   | jD ]4}| j | }|dkrb|jdd d t|| j |< q<| j d }| j	 D ],\}}|t
|k st|| j|jkstqt
|t
| jkst| j d }| j	 D ],\}}|t
|k st|| j|jkstqt
|t
| jks$td S )Nctxr   c                 S   s   | j S r   rN   )entryr   r   r   rQ     rR   z0Recompiler.collect_step_tables.<locals>.<lambda>rK   r   r   )_lsts	ALL_STEPSset_seen_struct_unionsrT   _add_missing_struct_unionssortrk   rc   rz   r#   rX   r   rd   )r   r   r   rP   rm   r   r   r   collect_step_tables   s*    





zRecompiler.collect_step_tablesr&   c                 C   s   | j |d  d S )N
)_fwrite)r   whatr   r   r   _prnt  s    zRecompiler._prntc                 C   s:   | j r|d kst| | n|d k	s*t| || d S r   )rE   rX   write_py_source_to_fwrite_c_source_to_f)r   fpreambler   r   r   write_source_to_f  s
    zRecompiler.write_source_to_fc                 C   s0   t tjtjt|d}| }|  |S )Nr)openospathr7   dirname__file__	readlinesclose)r   filenameglinesr   r   r   _rel_readlines!  s    zRecompiler._rel_readlinesc              	   C   s  || _ | j}| jjd k	r |d ts,|d | d}|d}| d|||d < |d| | j	dd	 }| jjd k	r<|d
| jf  |d | 
| jj |d |d |d|f  |d |d|f  |d |d|f  |d | d}|d}| d|||d < |d| | t |d |  || |  |d |  |d tdd | j D }t| jD ]>\}}d}	||krd||   }	|d|| |	f  q| js|d |d |  t | _| d i }
| jD ]`}| j| }t||
|< |
| d kr
|d!||f  |D ]}||  qF|d |  q
| jjr|d" | jjD ]f}z|jd d# \}}W n( tk
r   td$| j|f Y nX |d krtd%|d&|f  q|d' |d |  |d( |d) | jD ].}|
| d kr:|d*|  n|d+|  q| jD ]$}|d,krP|d-|
| |f  qP| jjr|d. n|d/ |d0t| jf  d }| jd ks| jjd k	r|dO }|d1|  |d |  |d2 |d3 |d |  |d |d4 |d5|f  |d6 |d@ rL|d7 |d8 |d9 |d:| j  |d; |d< |d= |d |d> |d? |d@ |dA |dB|f  |dC |dD|f  |dE |dE |d |d4 |dF|f  |d6 |dG| j| jf  |d> |d |d4 |dH|f  |d6 |dI| j| jf  |d> |d |  |d2 |dJ |d d | _d S )KNz#define _CFFI_USE_EMBEDDINGz#define _CFFI_NO_LIMITED_APIz_cffi_include.hz#include "parse_c_type.h"
zparse_c_type.hr   r&   .z#define _CFFI_MODULE_NAME  "%s"z1static const char _CFFI_PYTHON_STARTUP_CODE[] = {z0 };z#ifdef PYPY_VERSIONz5# define _CFFI_PYTHON_STARTUP_FUNC  _cffi_pypyinit_%sz#elif PY_MAJOR_VERSION >= 3z-# define _CFFI_PYTHON_STARTUP_FUNC  PyInit_%s#elsez*# define _CFFI_PYTHON_STARTUP_FUNC  init%s#endifz_embedding.hz#include "_cffi_errors.h"
z_cffi_errors.hz>/************************************************************/zstatic void *_cffi_types[] = {c                 S   s   g | ]\}}||fqS r   r   r3   rP   rm   r   r   r   r4   W  s     z2Recompiler.write_c_source_to_f.<locals>.<listcomp>z // z/* %2d */ %s,%sz  0z};declr   z.static const struct _cffi_%s_s _cffi_%ss[] = {z.static const char * const _cffi_includes[] = {r<   Qffi object %r includes %r, but the latter has not been prepared with set_source()zMnot implemented yet: ffi.include() of a Python-based ffi inside a C-based ffiz  "%s",z  NULLz?static const struct _cffi_type_context_s _cffi_type_context = {z  _cffi_types,z  _cffi_%ss,z  NULL,  /* no %ss */r   z  %d,  /* num_%ss */z  _cffi_includes,z  NULL,  /* no includes */z  %d,  /* num_types */z  %d,  /* flags */z#ifdef __GNUC__z?#  pragma GCC visibility push(default)  /* for -fvisibility= */ZPyMODINIT_FUNCz"_cffi_pypyinit_%s(const void *p[]){z%    if (((intptr_t)p[0]) >= 0x0A03) {zQ        _cffi_call_python_org = (void(*)(struct _cffi_externpy_s *, char *))p[1];z    }z    p[0] = (const void *)0x%x;z    p[1] = &_cffi_type_context;z#if PY_MAJOR_VERSION >= 3    return NULL;}z#  ifdef _MSC_VERz     PyMODINIT_FUNCz#  if PY_MAJOR_VERSION >= 3z%     PyInit_%s(void) { return NULL; }z#  elsez     init%s(void) { }z#  endifzPyInit_%s(void)z5  return _cffi_init("%s", 0x%x, &_cffi_type_context);zinit%s(void)z.  _cffi_init("%s", 0x%x, &_cffi_type_context);z#  pragma GCC visibility pop) r   r   rC   
_embeddingUSE_LIMITED_APIr   indexr7   rD   r{   _print_string_literal_in_arrayrJ   VERSION_EMBEDDEDdictrS   rz   rg   rW   _get_c_namer   r   _seen_constantsrT   r   r   r#   _included_ffis_assigned_sourcer|   r   _num_externpyrG   )r   r   r   prntr   rm   Zbase_module_nametypeindex2typer'   r0   numsr   r   r   ffi_to_includeincluded_module_nameincluded_sourcer.   r   r   r   r   '  s:   








 


 







  zRecompiler.write_c_source_to_fc                    sb   t |trd|f S t |ttfrZ fdd|D }t|dkrJ|d dd|f S | S )Nzb'%s'c                    s   g | ]}  |qS r   )_to_py)r3   itemr   r   r   r4     s     z%Recompiler._to_py.<locals>.<listcomp>r   r&   z(%s)r5   )r[   rV   listrk   r#   rY   r7   r   )r   rx   repr   r   r   r     s    


zRecompiler._to_pyc              	   C   s  || _ | j}|d |d t| jjp(d}t|D ]n}| jj| }z|jd d \}}W n& tk
r   td| j|f Y nX |d k	rtd|d||f  q4|  |d| j	f  |d	| j
f  d | _
t| j| _d
d | jD }|d| d|f  tdd | j D }	| jD ]>}
| j|
 }t|dkr$|
dkr$|d|
| |f  q$|dkr|dddd t|D f  |d d S )Nz# auto-generated filezimport _cffi_backendr   r<   r   zMnot implemented yet: ffi.include() of a C-based ffi inside a Python-based ffizfrom %s import ffi as _ffi%dzffi = _cffi_backend.FFI('%s',z    _version = 0x%x,c                 S   s   g | ]}|  qS r   )r   )r3   r'   r   r   r   r4     s     z3Recompiler.write_py_source_to_f.<locals>.<listcomp>z    _types = %s,r&   c                 S   s   g | ]\}}||fqS r   r   r   r   r   r   r4      s     r   r   z    _%ss = %s,z    _includes = (%s,),, c                 S   s   g | ]}d | qS )z_ffi%dr   r3   rm   r   r   r   r4     s     ))r   r   r#   rC   r   ranger   r|   r   rD   rG   rk   rW   r   r7   r   rS   rz   r   r   )r   r   r   Znum_includesrm   r   r   r   Z	types_lstr   r   r   r   r   r   r     sP    
 



zRecompiler.write_py_source_to_fc                 C   s
   | j | S r   )rS   )r   typer   r   r   _gettypenum  s    zRecompiler._gettypenumc           	      C   sn  d}t |tjr| s| r:|jdkr:d}d|j }nPt |tjrXd|df }n2|d}d||jddf }|d	kr| 	t
 d
}nt |tjr| |||| d S t |tjst |tjr| d|| ||f  | d|  d S t |tjr$d|d }d| | }d}nt|| d||||f  | d||d|f  | d|  d S )Nr&   _BoolZ_cffi_to_c_intz, %sz(%s)_cffi_to_c_doublez(%s)_cffi_to_c_%sr"   ry   Zchar16_tZchar32_tz-1z6  if (_cffi_to_c((char *)&%s, _cffi_type(%d), %s) < 0)z    %s;z(%s)_cffi_to_c_pointerz, _cffi_type(%d)ZNULLz  %s = %s(%s%s);z'  if (%s == (%s)%s && PyErr_Occurred()))r[   r   r]   is_complex_typeis_integer_typer   UnknownFloatType
get_c_namereplacerJ   VERSION_CHAR16CHAR32r^   "_convert_funcarg_to_c_ptr_or_arrayr_   r   r   r`   r%   )	r   rP   fromvartovarerrcodeZextraarg	convertercnameZerrvaluer   r   r   _convert_funcarg_to_c  sP    

 
  z Recompiler._convert_funcarg_to_cc                 C   s.   t |tjr*|d |d |d d S )NzPy_ssize_t datasizez-struct _cffi_freeme_s *large_args_free = NULLzIif (large_args_free != NULL) _cffi_free_array_arguments(large_args_free);)r[   r   r^   add)r   rP   	localvars	freelinesr   r   r   _extra_local_variablesC  s    

z!Recompiler._extra_local_variablesc                 C   s   |  d |  d| |||f  |  d |  d||df  |  d| |||f  |  d |  d|  |  d	 d S )
Nz1  datasize = _cffi_prepare_pointer_call_argument(z(      _cffi_type(%d), %s, (char **)&%s);z  if (datasize != 0) {zI    %s = ((size_t)datasize) <= 640 ? (%s)alloca((size_t)datasize) : NULL;r&   zF    if (_cffi_convert_array_argument(_cffi_type(%d), %s, (char **)&%s,z,            datasize, &large_args_free) < 0)z	      %s;z  })r   r   r   )r   rP   r   r   r   r   r   r   r   J  s$    
  
 
z-Recompiler._convert_funcarg_to_c_ptr_or_arrayc                 C   sJ  t |tjr| r,|jdkr,d||jf S t |tjrBd|f S |jdkr| s|jdd}|dkrt| t	 d||f S d	|| 
|f S nt |tjtjfrd
|| 
|f S t |tjrd
|| 
t|jf S t |tjr|jd krtd| |f d|| 
|f S t |tjr>d	|| 
|f S t|d S )Nr   z_cffi_from_c_int(%s, %s)z_cffi_from_c_double(%s)long doubler"   ry   r   z_cffi_from_c_%s(%s)z/_cffi_from_c_deref((char *)&%s, _cffi_type(%d))z0_cffi_from_c_pointer((char *)%s, _cffi_type(%d))z!'%s' is used as %s, but is opaquez0_cffi_from_c_struct((char *)&%s, _cffi_type(%d)))r[   r   r]   r   r   r   r   r   rJ   r   r   r^   r`   	ArrayTyper   re   Zfldnames	TypeErrorr   rf   r%   )r   rP   varcontextr   r   r   r   _convert_expr_from_cX  sP    

      zRecompiler._convert_expr_from_cc                 C   s   |  |d|f S )Nz
(*(%s *)0))_global_typer   rP   r   r   r   r   _typedef_type{  s    zRecompiler._typedef_typec                 C   s   |  | || d S r   )rr   r   r   r   r   r   !_generate_cpy_typedef_collecttype~  s    z,Recompiler._generate_cpy_typedef_collecttypec                 C   s   d S r   r   r   r   r   r   _generate_cpy_typedef_decl  s    z%Recompiler._generate_cpy_typedef_declc                 C   s$   | j | }| jd t|| d S )Nr   )rS   r   rY   r@   )r   rP   r   r-   r   r   r   _typedef_ctx  s    
zRecompiler._typedef_ctxc                 C   sf   |  ||}| || t|dd dkr<| j||jd d n&t|tjrb| j|j|jj|j|d d S )NoriginZunknown_type)
approxname)r   	named_ptr)	r   r   rh   _struct_ctxr   r[   r   ZNamedPointerTypetotyper   r   r   r   _generate_cpy_typedef_ctx  s    z$Recompiler._generate_cpy_typedef_ctxc                 C   s(   |  |  |jr$| js$|  | d S r   )rr   rs   ellipsisrE   r   r   r   r   "_generate_cpy_function_collecttype  s    z-Recompiler._generate_cpy_function_collecttypec              	   C   s   | j r
tt|tjst|jr0| || d S | j}t|j	}|dkrNd}n|dkr\d}nd}g }g }d| }t
|j	D ],\}	}
||
d|	 | |d|	  qzd	|}|pd
}|jr|jd }nd}d|||f }|d|j|f  |d d	|}d}t|jtjrd}|d|||f  |d |d |d |d||f  |d d| }t
|j	D ]&\}	}
|
d|	 |}|d|  qrt }t }|j	D ]}
| |
|| qt|D ]}|d|f  qt|jtjs d}d| }d|jd| }|| |d nd }d}t|j	dkrtt|j	}|D ]}	|d|	  qJ|  |d|t|t|d	dd |D f  |d |  t
|j	D ](\}	}
| |
d |	 d|	 d! |  q|d" |d# d$d tt|j	D }d	|}|d%|||f  |d& |d' |  |d( |dkrF|d) |r|d*| |jd+d,  |D ]}|d-|  qh|d. n(|D ]}|d-|  q|d/ |d0 |d |d1 d2d3 }d4}g }g }d| }t
|j	D ]P\}	}
d}||
rd5}d6}|
d7||	f |}|| |d8||	f  q|j}||rxd| }|d9|}|d| tj}d }d:}d6}|rd	|}|pd
}d;|||f }|d||f  |d |r|| d	|}|d%|||f  |r|d< |d n|d=||f  |d> |  d S )?Nr   Znoargr   Zarg0rZ   argument of %sz x%dx%dr   voidr"   r&   z%s_cffi_d_%s(%s)z	static %sr   zreturn z  %s%s(%s);r   z#ifndef PYPY_VERSIONzstatic PyObject *z(_cffi_f_%s(PyObject *self, PyObject *%s)z  %s;z	result = result of %sz resultz  PyObject *pyresult;z  PyObject *arg%d;z1  if (!PyArg_UnpackTuple(args, "%s", %d, %d, %s))c                 S   s   g | ]}d | qS )z&arg%dr   r   r   r   r   r4     s     z:Recompiler._generate_cpy_function_decl.<locals>.<listcomp>r   zarg%dzreturn NULLz  Py_BEGIN_ALLOW_THREADSz  _cffi_restore_errno();c                 S   s   g | ]}d | qS )r   r   r   r   r   r   r4     s     z  { %s%s(%s); }z  _cffi_save_errno();z  Py_END_ALLOW_THREADSz  (void)self; /* unused */z  (void)noarg; /* unused */z  pyresult = %s;resultzresult typez  z  return pyresult;z  Py_INCREF(Py_None);z  return Py_None;r   c                 S   s    t | tjpt | tjo|  S r   )r[   r   re   PrimitiveTyper   )r   r   r   r   need_indirection  s    z@Recompiler._generate_cpy_function_decl.<locals>.need_indirectionFr   Tz %sx%dz%sx%dz *resultz
*result = z%s_cffi_f_%s(%s)z  return result;z#  define _cffi_f_%s _cffi_d_%sr   )rE   rX   r[   r   r`   r   _generate_cpy_constant_declr   r#   rZ   rg   rY   r   r7   abir   r\   r   r   rU   r   r   r   insertZ	void_type)r   rP   r   r   numargsargname	argumentsZcall_argumentsr   rm   r   repr_argumentsr   name_and_argumentsZresult_codeargr   r   r   Zresult_declrngZfreeliner   
differenceZindirectionZ	tp_resultr   r   r   _generate_cpy_function_decl  s   





  










z&Recompiler._generate_cpy_function_declc                 C   s   |j r| js| || d S | j|  }t|j}| jr@t}n |dkrNt}n|dkr\t	}nt
}| jd t|d| t||d| d d S )Nr   r   r   z
_cffi_f_%sz
_cffi_d_%s)r   )r   rE   _generate_cpy_constant_ctxrS   rs   r#   rZ   ZOP_DLOPEN_FUNCZOP_CPYTHON_BLTN_NZOP_CPYTHON_BLTN_OZOP_CPYTHON_BLTN_Vr   rY   r
   rj   )r   rP   r   r-   r   Z	meth_kindr   r   r   _generate_cpy_function_ctx;  s$    


z%Recompiler._generate_cpy_function_ctxc                 C   sT   t |tjrP|j}|dkr0|d}d||f }| |d| |j}t||}|S )N...r   z_cffi_array_len(((%s)0)->%s)%s[0])r[   r   r   ra   r   rw   r   )r   Z	tp_struct
field_nameZtp_fieldactual_lengthZptr_struct_nametp_itemr   r   r   rw   Q  s    
 zRecompiler._field_typec                 C   s,   |  | | jr(| D ]}| | qd S r   )rr   rE   anonymous_struct_fields_struct_collecttype)r   rP   fldtyper   r   r   r  ]  s    
zRecompiler._struct_collecttypec                 C   s@  |j d krd S | j}d|f }|d |d||f  |d |d |d | |D ]\}}}}	z| sv|dkr|dkr|d	|||f  W qXt|tjr|jd ks|jd
kr|j}|d }q|d|j	dd| |	d|f  W qX t
k
r }
 z|dt|
  W 5 d }
~
X Y qXX qX|d |d||f  |  d S )Nz_cffi_checkfld_%sZ_CFFI_UNUSED_FNzstatic void %s(%s *p)r   z8  /* only to generate compile-time warnings or errors */z
  (void)p;r   r&   z>  (void)((p->%s) | 0);  /* check that '%s.%s' is an integer */r	  z[0]z  { %s = &p->%s; (void)tmp; }z*tmpzfield %rr   z
  /* %s */r   z(struct _cffi_align_%s { char x; %s y; };)rt   r   rq   r   r[   r   r   ra   r   r   r   rV   )r   rP   r   r   r   ZcheckfuncnamefnameZftyper    fqualr   r   r   r   _struct_decld  sB    


$zRecompiler._struct_declNc                 C   s  | j | }d }g }t|tjr(|d |jd kr@|d d}|| jjjkr|d ksd|| jjjkr|jd krpn|j	st
| rn
|d |jr|jdkrtd||jf |d n|d d	}d
|pd}g }|d krht| |}	|	D ] \}
}}}| ||
|}| |d|j|
f  t}|dkrFt}d| }nL|d ksjt|tjrp|jd krpd}n"d|d kr|dn|j|
f }|d ks|dkrd}n,|d k	rd|j|
f }nd|d|
f }|t|
|||t|| j |  qt| jd }| jd | |d kr2d}d}d}n4|d k	rNd|jf }d}nd|f }d|f }d }nd}d}d}|}| jd t|j||||||| | j | d S )NZ_CFFI_F_UNIONZ_CFFI_F_OPAQUEopaqueZ_CFFI_F_CHECK_FIELDSr   z%r is declared with 'pack=%r'; only 0 or 1 are supported in API mode (try to use "...;", which does not require a 'pack' declaration)Z_CFFI_F_PACKEDZ_CFFI_F_EXTERNALZexternal|0zfield '%s.%s'r   z%d /* bits */z
(size_t)-1zsizeof(((%s)0)->%s)r   z(((char *)&((%s)4096)->%s) - (char *)4096zoffsetof(%s, %s)r&   r   z
(size_t)-2Zunnamedzsizeof(*(%s)0)z-1 /* unknown alignment */
sizeof(%s)z"offsetof(struct _cffi_align_%s, y)r   r   )!rS   r[   r   Z	UnionTyperY   rt   rC   ru   rv   partialanyr  packedr%   r7   r   rq   rw   _check_not_opaquer   r(   r)   r   ra   r   r   rj   r#   r   extendr,   r   r   )r   rP   r   r   r   r-   Zreason_for_not_expandingr.   r2   rp   Zfldnamer  r    r  r'   r   offsetr1   Zalignr0   r   r   r   r     s    













 





 zRecompiler._struct_ctxc                 C   s:   t |tjr|j}q t |tjr6|jd kr6td| d S )Nz0%s is of an opaque type (not declared in cdef()))r[   r   r   r   re   rt   r   )r   rP   locationr   r   r   r    s    zRecompiler._check_not_opaquec                 C   s   t | j }|jdd d |D ]\}}|| jkr"|jrHtd|f |jdrv|jdd  	 rv|jdd  }n4|jdkr|j
dkrd}| |d ntd	|f | |d | q"d S )
Nc                 S   s   | d S )Nr   r   )Ztp_orderr   r   r   rQ     rR   z7Recompiler._add_missing_struct_unions.<locals>.<lambda>rK   zDinternal inconsistency: %r is partial but was not seen at this point$r   Z_IO_FILEFILEzinternal inconsistency: %r)r   rc   rz   r   r   r  r%   r   
startswithisdigitZ	forcenamer   r   )r   r   rP   orderr   r   r   r   r     s"    
z%Recompiler._add_missing_struct_unionsc                 C   s   |  | d S r   )r  r   r   r   r    _generate_cpy_struct_collecttype  s    z+Recompiler._generate_cpy_struct_collecttypec                 C   s2   | d}d|kr"||ddfS |d| fS d S )Nr&   r"   ry   )r   r   )r   rP   r   r   r   r   _struct_names  s    
zRecompiler._struct_namesc                 C   s   | j |f| |  d S r   )r  r'  r   r   r   r   _generate_cpy_struct_decl  s    z$Recompiler._generate_cpy_struct_declc                 C   s   | j |f| |  d S r   )r   r'  r   r   r   r   _generate_cpy_struct_ctx	  s    z#Recompiler._generate_cpy_struct_ctxc                 C   s(   t |tjr| || n
| | d S r   )r[   r   rf   _generate_cpy_enum_collecttyper  r   r   r   r   #_generate_cpy_anonymous_collecttype  s    z.Recompiler._generate_cpy_anonymous_collecttypec                 C   s.   t |tjr| | n| ||d|  d S NZtypedef_)r[   r   rf   _generate_cpy_enum_declr  r   r   r   r   _generate_cpy_anonymous_decl  s    z'Recompiler._generate_cpy_anonymous_declc                 C   s0   t |tjr| || n| ||d|  d S r,  )r[   r   rf   	_enum_ctxr   r   r   r   r   _generate_cpy_anonymous_ctx  s    z&Recompiler._generate_cpy_anonymous_ctxconstc                 C   s   ||f| j krtd||f | j ||f | j}d||f }|r|d|  |d |d|f  |d||f  |d k	r|dkrd|f }|d	|f  |d
 |d |d n>|d kst|d|  |d |d|d|f  |d |  d S )Nz duplicate declaration of %s '%s'z_cffi_%s_%sz$static int %s(unsigned long long *o)r   z  int n = (%s) <= 0;zI  *o = (unsigned long long)((%s) | 0);  /* check that %s is an integer */r   z%dUz"  if (!_cffi_check_int(*o, n, %s))z    n |= 2;z  return n;r   zstatic void %s(char *o)z  *(%s)o = %s;r   )r   r   r   r   rX   r   )r   is_intr   rP   categoryr   r   funcnamer   r   r   _generate_cpy_const&  s6    


zRecompiler._generate_cpy_constc                 C   s    |  }|r| jr| | d S r   )r   rE   rr   r   rP   r   r2  r   r   r   "_generate_cpy_constant_collecttypeD  s    
z-Recompiler._generate_cpy_constant_collecttypec                 C   s   |  }| ||| d S r   )r   r5  r6  r   r   r   r   I  s    z&Recompiler._generate_cpy_constant_declc                 C   s^   | j s| rttd}n$| j r&t}nt}| j| }t||}| jd t	|d| | d S )Nr   r   _cffi_const_%s)
rE   r   rj   OP_CONSTANT_INTZOP_DLOPEN_CONSTZOP_CONSTANTrS   r   rY   r
   )r   rP   r   r   Z
const_kindr-   r   r   r   r  M  s    


z%Recompiler._generate_cpy_constant_ctxc                 C   s   |  | d S r   )rr   r   r   r   r   r*  ]  s    z)Recompiler._generate_cpy_enum_collecttypec                 C   s   |j D ]}| d| qd S )NT)enumeratorsr5  )r   rP   r   
enumeratorr   r   r   r-  `  s    
z"Recompiler._generate_cpy_enum_declc              	   C   s   | j | }ttd}| jr"|  t|j|jD ](\}}| jd 	t
|d| ||d q0|d k	rd|kr| jsd| }d| }n4|| jg }	| j|	}tt| j|	ddk }d	|j}
| jd
 	t|j||||
 d S )Nr   r   r8  r   r!  r  z((%s)-1) <= 0r   r5   r   )rS   rj   OP_ENUMrE   Zcheck_not_partialzipr:  Z
enumvaluesr   rY   r
   Zbuild_baseinttyperC   sizeofintcastr7   r8   r   )r   rP   r   r-   r   r;  Z	enumvaluer   r:   Zbasetpr;   r   r   r   r/  d  s(    




zRecompiler._enum_ctxc                 C   s   |  ||  d S r   )r/  r   r   r   r   r   _generate_cpy_enum_ctxy  s    z!Recompiler._generate_cpy_enum_ctxc                 C   s   d S r   r   r   r   r   r   _generate_cpy_macro_collecttype  s    z*Recompiler._generate_cpy_macro_collecttypec                 C   s&   |dkrd }n|}| j d||d d S )Nr	  Tr<  )r5  )r   rP   r   r   r   r   r   _generate_cpy_macro_decl  s    z#Recompiler._generate_cpy_macro_declc                 C   sT   |dkr"| j rtd|f d }n|}ttd}| jd t|d| ||d d S )Nr	  zGcannot use the syntax '...' in '#define %s ...' when using the ABI moder   r   r8  r<  )rE   r   rj   r9  r   rY   r
   )r   rP   r   r   r   r   r   r   _generate_cpy_macro_ctx  s    

z"Recompiler._generate_cpy_macro_ctxc                 C   sF   t |tjrB|j}|dkr$d|f }| |jd| }t||}|S )Nr	  z_cffi_array_len(%s)r
  )r[   r   r   ra   r   r   )r   rP   Zglobal_namer  r  r   r   r   r     s    
zRecompiler._global_typec                 C   s   |  | || d S r   )rr   r   r   r   r   r   "_generate_cpy_variable_collecttype  s    z-Recompiler._generate_cpy_variable_collecttypec                 C   s   | j }| ||}t|tjr4|jd kr4|j}d}nd}d|f }|d|j|| jd  |d |d||f  |d |  d S )	Nr&   &z*_cffi_var_%s(void)static r  r   z  return %s(%s);r   )	r   r   r[   r   r   ra   r   r   r}   )r   rP   r   r   Z	ampersandr   r   r   r   _generate_cpy_variable_decl  s    	
z&Recompiler._generate_cpy_variable_declc                 C   sL   |  ||}| j| }| jr"t}nt}| jd t|d| t|| d S )Nr   z_cffi_var_%s)	r   rS   rE   ZOP_GLOBAL_VARZOP_GLOBAL_VAR_Fr   rY   r
   rj   )r   rP   r   r-   r'   r   r   r   _generate_cpy_variable_ctx  s    

z%Recompiler._generate_cpy_variable_ctxc                 C   s   t |tjst| | d S r   )r[   r   r`   rX   rr   r   r   r   r   '_generate_cpy_extern_python_collecttype  s    z2Recompiler._generate_cpy_extern_python_collecttypec                 C   s  | j }t|jtjrd}nd| }d|jd|f }|d|  |d| j||f  |  g }d| }t|jD ]"\}}	|	d| |}
|	|
 qrd	
|}|pd
}d||f }|jdkrd| }dd }tt|jd d}||jrt|d}t|jtjr&d|jd||jd|f }|d||j|f  |d |d|  |d t|jD ]X\}}	d| }
t|	tjs||	rd|
 }
t|	}	|d|	d|d |
f  qd|d|  t|jtjs|d|jdf  |d |  |  jd7  _d S )Nr  r   z(int)sizeof(%s)r&   z3static struct _cffi_externpy_s _cffi_externpy__%s =z  { "%s.%s", %s, 0, 0 };r   z a%dr   r   z%s(%s)	__stdcallz_cffi_stdcall c                 S   s   t | tjo| jdkS )Nr   )r[   r   r   r   rO   r   r   r   may_need_128_bits  s    z9Recompiler._extern_python_decl.<locals>.may_need_128_bitsr>      z!sizeof(%s) > %d ? sizeof(%s) : %dz%s%sr   z  char a[%s];z  char *p = a;za%drG  z  *(%s)(p + %d) = %s;r   z,  _cffi_call_python(&_cffi_externpy__%s, p);z  return *(%s)p;r   r   )r   r[   r   r   r\   r   rD   rg   rZ   rY   r7   r   rH   r#   re   r^   r   )r   rP   r   Ztag_and_spacer   Zsize_of_resultr   r   rm   r   r  r  r  rM  Z	size_of_ar   r   r   _extern_python_decl  sj      




 
 
 zRecompiler._extern_python_declc                 C   s   |  ||d d S )NrH  rO  r   r   r   r    _generate_cpy_extern_python_decl  s    z+Recompiler._generate_cpy_extern_python_declc                 C   s   |  ||d d S )NzCFFI_DLLEXPORT rP  r   r   r   r   #_generate_cpy_dllexport_python_decl
  s    z.Recompiler._generate_cpy_dllexport_python_declc                 C   s   |  ||d d S )Nr&   rP  r   r   r   r   '_generate_cpy_extern_python_plus_c_decl  s    z2Recompiler._generate_cpy_extern_python_plus_c_declc                 C   sR   | j rtd|jrtd| j| }tt|}| jd t	|d| || d S )Nz,cannot use 'extern "Python"' in the ABI modez$a vararg function is extern "Python"r   z&_cffi_externpy__%s)
rE   r   r   r%   rS   rj   ZOP_EXTERN_PYTHONr   rY   r
   )r   rP   r   r-   r   r   r   r   _generate_cpy_extern_python_ctx  s    


z*Recompiler._generate_cpy_extern_python_ctxc                 C   s   | j }|d t|ts$|d}n
|d z|d W n tk
rX   d| }Y nX |dD ]|}|}tdtkrtt	|}nt
|dd }|d	|   d
}|D ]*}t|dkr|| d
}|d|f 7 }q|| qdd S )Nz=// # NB. this is not a string because of a size limit in MSVCzutf-8asciis   # -*- encoding: utf8 -*-
Tz//r   r   z// r&   L   z%d,)r   r[   bytesencodedecodeUnicodeDecodeError
splitlinesr   mapordrU  rstripr#   )r   sr   liner0   Zprinted_linecr   r   r   r     s,    

z)Recompiler._print_string_literal_in_arrayc                 C   s   t tt| j|< d S r   )rj   OP_PRIMITIVEZ	PRIM_VOIDrW   r   rP   r   r   r   r   _emit_bytecode_VoidType=  s    z"Recompiler._emit_bytecode_VoidTypec                 C   s   t |j }tt|| j|< d S r   )ZPRIMITIVE_TO_INDEXr   rj   rb  rW   )r   rP   r   r?   r   r   r   _emit_bytecode_PrimitiveType@  s    
z'Recompiler._emit_bytecode_PrimitiveTypec                 C   s(   d|j |j |j f }tt|| j|< d S )Nzl_cffi_prim_int(sizeof(%s), (
           ((%s)-1) | 0 /* check that %s is an integer type */
         ) <= 0)r   rj   rb  rW   r   rP   r   r_  r   r   r   !_emit_bytecode_UnknownIntegerTypeD  s    z,Recompiler._emit_bytecode_UnknownIntegerTypec                 C   s$   d|j |j f }tt|| j|< d S )Nzd_cffi_prim_float(sizeof(%s) *
           (((%s)1) / 2) * 2 /* integer => 0, float => 1 */
         )rf  rg  r   r   r   _emit_bytecode_UnknownFloatTypeJ  s    
z*Recompiler._emit_bytecode_UnknownFloatTypec                 C   s   t t| j|j | j|< |d7 }|jD ]H}| j| }||krft|tjrV| 	|| nt t
|| j|< |d7 }q&t|j}|jd k	r|jdkr|dO }ntd|jf t t|| j|< d S )Nr   rL  r<   zabi=%r)rj   ZOP_FUNCTIONrS   r   rW   rZ   r[   r   r   re  r(   r@  r   r   r%   ZOP_FUNCTION_END)r   rP   r   rl   Z	realindexr.   r   r   r   _emit_bytecode_RawFunctionTypeP  s    






z)Recompiler._emit_bytecode_RawFunctionTypec                 C   s   t t| j|j | j|< d S r   )rj   
OP_POINTERrS   r   rW   rc  r   r   r   _emit_bytecode_PointerTypec  s    z%Recompiler._emit_bytecode_PointerTypec                 C   s"   |  }tt| j| | j|< d S r   )rs   rj   rk  rS   rW   )r   rP   r   rawr   r   r   _emit_bytecode_FunctionPtrTypei  s    z)Recompiler._emit_bytecode_FunctionPtrTypec                 C   s   | j |j }|jd kr(tt|| j|< nf|jdkrNtdt|ddf n@| j|d  dksdt	tt
|| j|< td t|j| j|d < d S )Nr	  zitype %s badly placed: the '...' array length can only be used on global arrays or on fields of structuresz/*...*/r   rM   )rS   r   ra   rj   ZOP_OPEN_ARRAYrW   r   rV   r   rX   ZOP_ARRAY)r   rP   r   Z
item_indexr   r   r   _emit_bytecode_ArrayTypem  s    

z#Recompiler._emit_bytecode_ArrayTypec                 C   s   | j | }tt|| j|< d S r   )rc   rj   ZOP_STRUCT_UNIONrW   )r   rP   r   Zstruct_indexr   r   r   _emit_bytecode_StructType{  s    
z$Recompiler._emit_bytecode_StructTypec                 C   s   | j | }tt|| j|< d S r   )rd   rj   r=  rW   )r   rP   r   Z
enum_indexr   r   r   _emit_bytecode_EnumType  s    
z"Recompiler._emit_bytecode_EnumType)F)r&   )N)Nr1  N)N)Vr   r   r   r   r   rJ   ro   rq   rr   rT   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r  r  rw   r  r  r   r  r   r&  Z_generate_cpy_union_collecttyper'  r(  Z_generate_cpy_union_declr)  Z_generate_cpy_union_ctxr+  r.  r0  r5  r7  r   r  r*  r-  r/  rB  rC  rD  rE  r   rF  rI  rJ  rK  Z*_generate_cpy_dllexport_python_collecttypeZ._generate_cpy_extern_python_plus_c_collecttyperO  rQ  rR  rS  rT  Z"_generate_cpy_dllexport_python_ctxZ&_generate_cpy_extern_python_plus_c_ctxr   rd  re  rh  ri  rj  rl  Z_emit_bytecode_ConstPointerTypeZ_emit_bytecode_NamedPointerTypern  ro  rp  Z_emit_bytecode_UnionTyperq  r   r   r   r   rB   ~   s   
:
 .
4-# #"
V	  

	6rB   )r   c                       s   e Zd Z fddZ  ZS )NativeIOc                    s(   t |tr|d}tt| | d S )NrU  )r[   unicoderX  superrr  r   )r   r_  ri   r   r   r     s    

zNativeIO.write)r   r   r   r   __classcell__r   r   ru  r   rr    s   rr  c                 C   s
   t | dS )Nr   )hasattr)Z	maybefiler   r   r   _is_file_like  s    rx  c           
      C   s4  |rt d|f  t| ||d kd}|  |  t|rL||| dS t }||| | }zBt|d }|	t
|d |krtW 5 Q R X |rt d W dS  tk
r.   d|t f }	t|	d	}|| W 5 Q R X zt|	| W n, tk
r&   t| t|	| Y nX Y dS X d S )
Nzgenerating %s)rE   Tr   r   z(already up-to-date)Fz%s.~%dw)printrB   ro   r   rx  r   rr  getvaluer   readr#   IOErrorr   getpidr   renameOSErrorunlink)
rC   rD   r   Ztarget_fileverboseZ
recompilerr   outputf1Ztmp_filer   r   r   _make_c_or_py_source  s<    
r  Fc                 C   s   |d k	st t| ||||S r   )rX   r  )rC   rD   r   Ztarget_c_filer  r   r   r   make_c_source  s    
r  c                 C   s   t | |d ||S r   )r  )rC   rD   Ztarget_py_filer  r   r   r   make_py_source  s    
r  c                 C   sj   | d}z$ttjj| f|d d   W n tk
rB   Y nX |d  |7  < tjj| f| |fS )Nr   r   )r{   r   makedirsr   r7   r  )Z	outputdirmodname	extensionpartsr   r   r   _modname_to_file  s    
$r  c                 C   s*   t ||}| |||f t||| |S r   )rh   rY   setattr)	patchlistclsr   Znew_metholdr   r   r   _patch_meth  s    
r  c                 C   s$   t | D ]\}}}t||| qd S r   )reversedr  )r  r  r   Zold_methr   r   r   _unpatch_meths  s    r  c                    sd   t jdkr0ddlm} |d k	r0t| |ddd  t jdkr`ddlm}  fd	d
}t| |d| d S )Nr   r   )MSVCCompilerZ_remove_visual_c_refc                 S   s   |S r   r   )r   Zmanifest_filer   r   r   rQ     rR   z&_patch_for_embedding.<locals>.<lambda>darwin)	CCompilerc                    s<   d| j kr,t| j | _ | j d}d| j |<  | f||S )Nz-bundlez-dynamiclib)	linker_sor   r   )r   rZ   kwdsrm   Zold_link_shared_objectr   r   my_link_shared_object  s
    

z3_patch_for_embedding.<locals>.my_link_shared_objectZlink_shared_object)sysplatformcffi._shimmed_dist_utilsr  r  r  )r  r  r  r  r   r  r   _patch_for_embedding  s    

r  c                    sl   ddl m}  drR d d  tjdkr6 d7  ntjdkrJ d7  n d	7  t| |d
 fdd d S )Nr   )	build_extz.*r  r   z.dllr  z.dylibz.soZget_ext_filenamec                    s    S r   r   )r   Zext_nametargetr   r   rQ     rR   z#_patch_for_target.<locals>.<lambda>)r  r  endswithr  r  r  )r  r  r  r   r  r   _patch_for_target  s    





r  r   T.cc              	   K   s  t |ts|d}| jr$| | |d k	r~|rBt|rBtd| jd k	}|rZ| | |d krt	|||\}}|r|g| }t
jj| }n|}|	d kr|rd| }	nd}	|rtj||f|}nd }t| ||||d}|rtg }t
 }zp|rt| |	dkrt||	 |r>|dkr"d}nd}td	|t
j|f  t
| td|||
}W 5 t
| t| X |S ||fS n<|d krt	||d
\}}t| |||d}|r|S d |fS d S )NrU  zGWriting to file-like objects is not supported with call_c_compiler=Truez%s.*r   )r  r   zthe current directory isz setting the current directory toz%s %rz.py)r[   rV   rX  Z_windows_unicodeZ_apply_windows_unicoderx  r   r   Z_apply_embedding_fixr  r   r   r7   r   get_extensionr  getcwdchdirr  r  r  rz  abspathcompiler  )rC   rD   r   ZtmpdirZcall_c_compilerZc_fileZsource_extensionZextradirZcompiler_verboser  debugZuses_ffiplatformr  Z	embeddingr  Z
ext_c_fileextupdatedr  cwdmsgZoutputfilenamery   r   r   r   	recompile  st    












 



r  )F)F)	r   TNr  Nr   NNT)"r   r  ior&   r   r   errorr   Zcffi_opcoderF   r   r   r  version_infor   r
   r   r,   r8   r@   rB   StringIOrr  BytesIOrx  r  r  r  r  r  r  r  r  r  r   r   r   r   <module>   s\             


            