← Back
Editing: dis.cpython-33.pyo
� �� f�' c @ s� d Z d d l Z d d l Z d d l Td d l m Z d d d d d d d d g e Z [ e j e j e j e f Z d d � Z d d d � Z d d d � Z i d d 6d d 6d d 6d d 6d d 6d d 6d d 6Z d d � Z d! d � Z d" d# � Z d$ d � Z d/ d% d � Z d0 d d d d& d' � Z d( d) � Z e Z d* d � Z d+ d � Z d, d- � Z e d. k r|e � n d S(1 u0 Disassembler of Python byte code into mnemonics.i N( u *( u __all__u code_infou disu disassembleu distbu discou findlinestartsu findlabelsu show_codec C sA y t | | d � } Wn$ t k r< t | | d � } Yn X| S( u� Attempts to compile the given source, first as an expression and then as a statement if the first approach fails. Utility function to accept strings in functions that otherwise expect code objects u evalu exec( u compileu SyntaxError( u sourceu nameu c( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu _try_compile s u _try_compilec C sl | d k r t � d St | d � r2 | j } n t | d � rM | j } n t | d � r� t | j j � � } x� | D]v \ } } t | t � rx t d | � y t | � Wn2 t k r� } z t d | � WYd d } ~ Xn Xt � qx qx Wns t | d � rt | � nW t | t t f � r3t | � n5 t | t � rOt | � n t d t | � j � � d S( un Disassemble classes, methods, functions, or code. With no argument, disassemble the last traceback. Nu __func__u __code__u __dict__u Disassembly of %s:u Sorry:u co_codeu( don't know how to disassemble %s objects( u Noneu distbu hasattru __func__u __code__u sortedu __dict__u itemsu isinstanceu _have_codeu printu disu TypeErroru disassembleu bytesu bytearrayu _disassemble_bytesu stru _disassemble_stru typeu __name__( u xu itemsu nameu x1u msg( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu dis s2 c C sp | d k rV y t j } Wn t k r9 t d � � Yn Xx | j rR | j } q= Wn t | j j | j � d S( u2 Disassemble a traceback (default: last traceback).u no last traceback to disassembleN( u Noneu sysu last_tracebacku AttributeErroru RuntimeErroru tb_nextu disassembleu tb_frameu f_codeu tb_lasti( u tb( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu distb= s u OPTIMIZEDi u NEWLOCALSi u VARARGSi u VARKEYWORDSi u NESTEDi u GENERATORi u NOFREEi@ c C s� g } xq t d � D]P } d | >} | | @r | j t j | t | � � � | | N} | sc Pqc q q W| j t | � � d j | � S( u+ Return pretty representation of code flags.i i u , ( u rangeu appendu COMPILER_FLAG_NAMESu getu hexu join( u flagsu namesu iu flag( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu pretty_flagsT s u pretty_flagsc C s� t | d � r | j } n t | d � r6 | j } n t | t � rW t | d � } n t | d � rp t | � St d t | � j � � d S( u1 Formatted details of methods, functions, or code.u __func__u __code__u <code_info>u co_codeu( don't know how to disassemble %s objectsN( u hasattru __func__u __code__u isinstanceu stru _try_compileu _format_code_infou TypeErroru typeu __name__( u x( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu code_infob s c C s� g } | j d | j � | j d | j � | j d | j � | j d | j � | j d | j � | j d | j � | j d t | j � � | j r� | j d � x+ t | j � D] } | j d | � q� Wn | j r | j d � x+ t | j � D] } | j d | � qWn | j rd| j d � x+ t | j � D] } | j d | � qFWn | j r�| j d � x+ t | j � D] } | j d | � q�Wn | j r�| j d � x+ t | j � D] } | j d | � q�Wn d j | � S( Nu Name: %su Filename: %su Argument count: %su Kw-only arguments: %su Number of locals: %su Stack size: %su Flags: %su Constants:u %4d: %ru Names:u %4d: %su Variable names:u Free variables:u Cell variables:u ( u appendu co_nameu co_filenameu co_argcountu co_kwonlyargcountu co_nlocalsu co_stacksizeu pretty_flagsu co_flagsu co_constsu enumerateu co_namesu co_varnamesu co_freevarsu co_cellvarsu join( u cou linesu i_cu i_n( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu _format_code_infop s: u _format_code_infoc C s t t | � � d S( u7 Print details of methods, functions, or code to stdout.N( u printu code_info( u co( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu show_code� s c C sB | j } t | � } t t | � � } t | � } d } d } d } x�| | k r=| | } | | k r� | d k r� t � n t d | | d d �n t d d d �| | k r� t d d d �n t d d d �| | k r� t d d d �n t d d d �t t | � j d � d d �t t | j d � d d �| d } | t k r3| | | | d d | } d } | d } | t k r�| d } n t t | � j d � d d �| t k r�t d t | j | � d d d �q3| t k r#t d | j | d d d �q3| t k rTt d t | | � d d d �q3| t k r�t d | j | d d d �q3| t k r�t d t | d d d �q3| t k r�| d k r�| j | j } n t d | | d d d �q3| t k r3t d | | d | | d f d d �q3n t � qH Wd S( u Disassemble a code object.i u %3du endu u u -->u >>u i i i i i i i u (u )u (to u (%d positional, %d keyword pair)N( u co_codeu findlabelsu dictu findlinestartsu lenu Noneu printu repru rjustu opnameu ljustu HAVE_ARGUMENTu EXTENDED_ARGu hasconstu co_constsu hasnameu co_namesu hasjrelu haslocalu co_varnamesu hascompareu cmp_opu hasfreeu co_cellvarsu co_freevarsu hasnargs( u cou lastiu codeu labelsu linestartsu nu iu extended_argu freeu opu oparg( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu disassemble� s` ( " % " *c C s� t | � } t | � } d } x�| | k r�| | } | | k rV t d d d �n t d d d �| | k r� t d d d �n t d d d �t t | � j d � d d �t t | j d � d d �| d } | t k r�| | | | d d } | d } t t | � j d � d d �| t k rx| rat d t | | � d d d �q�t d | d d �q�| t k r�| d k r�t d | | d d d �q�t d | d d �q�| t k r�t d t | | � d d d �q�| t k r?| r(t d | | d d d �q�t d | d d �q�| t k rjt d t | d d d �q�| t k r�t d | | d | | d f d d �q�n t � q! Wd S( Ni u -->u endu u u >>u i i i i i i u (u )u (%d)u (to u (%d positional, %d keyword pair)( u findlabelsu lenu printu repru rjustu opnameu ljustu HAVE_ARGUMENTu hasconstu hasnameu Noneu hasjrelu haslocalu hascompareu cmp_opu hasnargs( u codeu lastiu varnamesu namesu constantsu labelsu nu iu opu oparg( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu _disassemble_bytes� sL % % *u _disassemble_bytesc C s t t | d � � d S( u< Compile the source string, then disassemble the code object.u <dis>N( u disassembleu _try_compile( u source( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu _disassemble_str� s u _disassemble_strc C s� g } t | � } d } x� | | k r� | | } | d } | t k r | | | | d d } | d } d } | t k r� | | } n | t k r� | } n | d k r� | | k r� | j | � q� q� q q W| S( u` Detect all offsets in a byte code which are jump targets. Return the list of offsets. i i i i i����( u lenu HAVE_ARGUMENTu hasjrelu hasjabsu append( u codeu labelsu nu iu opu opargu label( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu findlabels� s$ c c s� t | j d d d � � } t | j d d d � � } d } | j } d } xZ t | | � D]I \ } } | r� | | k r� | | f V| } n | | 7} n | | 7} q] W| | k r� | | f Vn d S( u� Find the offsets in a byte code which are start of lines in the source. Generate pairs (offset, lineno) as described in Python/compile.c. i Ni i ( u listu co_lnotabu Noneu co_firstlinenou zip( u codeu byte_incrementsu line_incrementsu lastlinenou linenou addru byte_incru line_incr( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu findlinestarts s c C s� t j d d � rr t j d d � rF t j j d � t j d � n t j d } | sf | d k rx d } qx n d } | d k r� t j } n t | � } | j � } | d k r� | j � n d } t | | d � } t | � d S( u* Simple test program to disassemble a file.i Ni u usage: python dis.py [-|file] u -u <stdin>u exec( u sysu argvu stderru writeu exitu Noneu stdinu openu readu closeu compileu dis( u fnu fu sourceu code( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu _test% s" u _testu __main__i����i����( u __doc__u sysu typesu opcodeu __all__u _opcodes_allu MethodTypeu FunctionTypeu CodeTypeu typeu _have_codeu _try_compileu Noneu disu distbu COMPILER_FLAG_NAMESu pretty_flagsu code_infou _format_code_infou show_codeu disassembleu _disassemble_bytesu _disassemble_stru discou findlabelsu findlinestartsu _testu __name__( ( ( u( /opt/alt/python33/lib64/python3.3/dis.pyu <module> sB ! 3 )
Save File
Cancel