Esempio n. 1
0
def deparse_source_from_code(code):
    source_text = ''
    try:
        source_lines = deparse_fn(code).split("\n")
        source_text = ''
        for i, source_text in enumerate(source_lines):
            if len(source_text) > 0:
                break
        if len(source_lines) > 1:
            source_text += '...'
        source_text = '"%s"' % source_text
    except:
        pass
    return source_text
Esempio n. 2
0
def print_location(proc_obj):
    """Show where we are. GUI's and front-end interfaces often
    use this to update displays. So it is helpful to make sure
    we give at least some place that's located in a file.
    """
    i_stack = proc_obj.curindex
    if i_stack is None or proc_obj.stack is None:
        return False
    core_obj = proc_obj.core
    dbgr_obj = proc_obj.debugger
    intf_obj = dbgr_obj.intf[-1]

    # Evaluation routines like "exec" don't show useful location
    # info. In these cases, we will use the position before that in
    # the stack.  Hence the looping below which in practices loops
    # once and sometimes twice.
    remapped_file = None
    source_text = None
    while i_stack >= 0:
        frame_lineno = proc_obj.stack[i_stack]
        i_stack -= 1
        frame, lineno = frame_lineno

#         # Next check to see that local variable breadcrumb exists and
#         # has the magic dynamic value.
#         # If so, it's us and we don't normally show this.a
#         if 'breadcrumb' in frame.f_locals:
#             if self.run == frame.f_locals['breadcrumb']:
#                 break

        filename = Mstack.frame2file(core_obj, frame, canonic=False)
        if '<string>' == filename and dbgr_obj.eval_string:
            remapped_file = filename
            filename = pyficache.unmap_file(filename)
            if '<string>' == filename:
                remapped = source_tempfile_remap('eval_string',
                                                 dbgr_obj.eval_string)
                pyficache.remap_file(filename, remapped)
                filename = remapped
                lineno = pyficache.unmap_file_line(filename, lineno)
                pass
            pass
        elif '<string>' == filename:
            source_text = deparse_fn(frame.f_code)
            filename = "<string: '%s'>" % source_text
            pass
        else:
            if filename in pyficache.file2file_remap:
                remapped_file = pyficache.unmap_file(filename)
                # FIXME: a remapped_file shouldn't be the same as its unmapped version
                if remapped_file == filename:
                    remapped_file = None
                    pass
                pass
            pass

        opts = {
            'reload_on_change' : proc_obj.settings('reload'),
            'output'           : proc_obj.settings('highlight')
            }

        if 'style' in proc_obj.debugger.settings:
            opts['style'] = proc_obj.settings('style')

        pyficache.update_cache(filename)
        line = pyficache.getline(filename, lineno, opts)
        if not line:
            if (not source_text and
                filename.startswith("<string: ") and proc_obj.curframe.f_code):
                # Deparse the code object into a temp file and remap the line from code
                # into the corresponding line of the tempfile
                co = proc_obj.curframe.f_code
                temp_filename, name_for_code = deparse_and_cache(co, proc_obj.errmsg)
                lineno = 1
                # _, lineno = pyficache.unmap_file_line(temp_filename, lineno, True)
                if temp_filename:
                    filename = temp_filename
                pass

            else:
                # FIXME:
                if source_text:
                    lines = source_text.split("\n")
                    temp_name='string-'
                else:
                    # try with good ol linecache and consider fixing pyficache
                    lines = linecache.getlines(filename)
                    temp_name = filename
                if lines:
                    # FIXME: DRY code with version in cmdproc.py print_location
                    prefix = os.path.basename(temp_name).split('.')[0]
                    fd = tempfile.NamedTemporaryFile(suffix='.py',
                                                     prefix=prefix,
                                                     delete=False)
                    with fd:
                        fd.write(''.join(lines))
                        remapped_file = fd.name
                        pyficache.remap_file(remapped_file, filename)
                    fd.close()
                    pass
                line = linecache.getline(filename, lineno,
                                         proc_obj.curframe.f_globals)
            pass

        fn_name = frame.f_code.co_name
        last_i  = frame.f_lasti
        print_source_location_info(intf_obj.msg, filename, lineno, fn_name,
                                   remapped_file = remapped_file,
                                   f_lasti = last_i)
        if line and len(line.strip()) != 0:
            if proc_obj.event:
                print_source_line(intf_obj.msg, lineno, line,
                                  proc_obj.event2short[proc_obj.event])
            pass
        if '<string>' != filename: break
        pass

    if proc_obj.event in ['return', 'exception']:
        val = proc_obj.event_arg
        intf_obj.msg('R=> %s' % proc_obj._saferepr(val))
        pass
    return True
Esempio n. 3
0
def print_location(proc_obj):
    """Show where we are. GUI's and front-end interfaces often
    use this to update displays. So it is helpful to make sure
    we give at least some place that's located in a file.
    """
    i_stack = proc_obj.curindex
    if i_stack is None or proc_obj.stack is None:
        return False
    core_obj = proc_obj.core
    dbgr_obj = proc_obj.debugger
    intf_obj = dbgr_obj.intf[-1]

    # Evaluation routines like "exec" don't show useful location
    # info. In these cases, we will use the position before that in
    # the stack.  Hence the looping below which in practices loops
    # once and sometimes twice.
    remapped_file = None
    source_text = None
    while i_stack >= 0:
        frame_lineno = proc_obj.stack[i_stack]
        i_stack -= 1
        frame, lineno = frame_lineno

        #         # Next check to see that local variable breadcrumb exists and
        #         # has the magic dynamic value.
        #         # If so, it's us and we don't normally show this.a
        #         if 'breadcrumb' in frame.f_locals:
        #             if self.run == frame.f_locals['breadcrumb']:
        #                 break

        filename = Mstack.frame2file(core_obj, frame, canonic=False)
        if '<string>' == filename and dbgr_obj.eval_string:
            remapped_file = filename
            filename = pyficache.unmap_file(filename)
            if '<string>' == filename:
                remapped = cmdfns.source_tempfile_remap(
                    'eval_string', dbgr_obj.eval_string)
                pyficache.remap_file(filename, remapped)
                filename = remapped
                lineno = pyficache.unmap_file_line(filename, lineno)
                pass
            pass
        elif '<string>' == filename:
            source_text = deparse_fn(frame.f_code)
            filename = "<string: '%s'>" % source_text
            pass
        else:
            m = re.search('^<frozen (.*)>', filename)
            if m and m.group(1) in pyficache.file2file_remap:
                remapped_file = pyficache.file2file_remap[m.group(1)]
                pass
            elif filename in pyficache.file2file_remap:
                remapped_file = pyficache.unmap_file(filename)
                # FIXME: a remapped_file shouldn't be the same as its unmapped version
                if remapped_file == filename:
                    remapped_file = None
                    pass
                pass
            elif m and m.group(1) in sys.modules:
                remapped_file = m.group(1)
                pyficache.remap_file(filename, remapped_file)
            pass

        opts = {
            'reload_on_change': proc_obj.settings('reload'),
            'output': proc_obj.settings('highlight')
        }

        if 'style' in proc_obj.debugger.settings:
            opts['style'] = proc_obj.settings('style')

        pyficache.update_cache(filename)
        line = pyficache.getline(filename, lineno, opts)
        if not line:
            if (not source_text and filename.startswith("<string: ")
                    and proc_obj.curframe.f_code):
                # Deparse the code object into a temp file and remap the line from code
                # into the corresponding line of the tempfile
                co = proc_obj.curframe.f_code
                temp_filename, name_for_code = deparse_and_cache(
                    co, proc_obj.errmsg)
                lineno = 1
                # _, lineno = pyficache.unmap_file_line(temp_filename, lineno, True)
                if temp_filename:
                    filename = temp_filename
                pass

            else:
                # FIXME:
                if source_text:
                    lines = source_text.split("\n")
                    temp_name = 'string-'
                else:
                    # try with good ol linecache and consider fixing pyficache
                    lines = linecache.getlines(filename)
                    temp_name = filename
                if lines:
                    # FIXME: DRY code with version in cmdproc.py print_location
                    prefix = os.path.basename(temp_name).split('.')[0]
                    fd = tempfile.NamedTemporaryFile(suffix='.py',
                                                     prefix=prefix,
                                                     delete=False)
                    with fd:
                        fd.write(''.join(lines))
                        remapped_file = fd.name
                        pyficache.remap_file(remapped_file, filename)
                    fd.close()
                    pass
            line = linecache.getline(filename, lineno,
                                     proc_obj.curframe.f_globals)
            if not line:
                m = re.search('^<frozen (.*)>', filename)
                if m and m.group(1):
                    remapped_file = m.group(1)
                    try_module = sys.modules.get(remapped_file)
                    if (try_module and inspect.ismodule(try_module)
                            and hasattr(try_module, '__file__')):
                        remapped_file = sys.modules[remapped_file].__file__
                        pyficache.remap_file(filename, remapped_file)
                        line = linecache.getline(remapped_file, lineno,
                                                 proc_obj.curframe.f_globals)
                    else:
                        remapped_file = m.group(1)
                        code = proc_obj.curframe.f_code
                        filename, line = cmdfns.deparse_getline(
                            code, remapped_file, lineno, opts)
                    pass
            pass

        try:
            match, reason = Mstack.check_path_with_frame(frame, filename)
            if not match:
                if filename not in warned_file_mismatches:
                    proc_obj.errmsg(reason)
                    warned_file_mismatches.add(filename)
        except:
            pass

        fn_name = frame.f_code.co_name
        last_i = frame.f_lasti
        print_source_location_info(intf_obj.msg,
                                   filename,
                                   lineno,
                                   fn_name,
                                   remapped_file=remapped_file,
                                   f_lasti=last_i)
        if line and len(line.strip()) != 0:
            if proc_obj.event:
                print_source_line(intf_obj.msg, lineno, line,
                                  proc_obj.event2short[proc_obj.event])
            pass
        if '<string>' != filename: break
        pass

    if proc_obj.event in ['return', 'exception']:
        val = proc_obj.event_arg
        intf_obj.msg('R=> %s' % proc_obj._saferepr(val))
        pass
    return True
Esempio n. 4
0
def print_location(proc_obj):
    """Show where we are. GUI's and front-end interfaces often
    use this to update displays. So it is helpful to make sure
    we give at least some place that's located in a file.
    """
    i_stack = proc_obj.curindex
    if i_stack is None or proc_obj.stack is None:
        return False
    core_obj = proc_obj.core
    dbgr_obj = proc_obj.debugger
    intf_obj = dbgr_obj.intf[-1]

    # Evaluation routines like "exec" don't show useful location
    # info. In these cases, we will use the position before that in
    # the stack.  Hence the looping below which in practices loops
    # once and sometimes twice.
    remapped_file = None
    source_text = None
    while i_stack >= 0:
        frame_lineno = proc_obj.stack[i_stack]
        i_stack -= 1
        frame, lineno = frame_lineno

        #         # Next check to see that local variable breadcrumb exists and
        #         # has the magic dynamic value.
        #         # If so, it's us and we don't normally show this.a
        #         if 'breadcrumb' in frame.f_locals:
        #             if self.run == frame.f_locals['breadcrumb']:
        #                 break

        filename = Mstack.frame2file(core_obj, frame, canonic=False)
        if "<string>" == filename and dbgr_obj.eval_string:
            remapped_file = filename
            filename = pyficache.unmap_file(filename)
            if "<string>" == filename:
                remapped = source_tempfile_remap(
                    "eval_string",
                    dbgr_obj.eval_string,
                    tempdir=proc_obj.settings("tempdir"))
                pyficache.remap_file(filename, remapped)
                filename = remapped
                lineno = pyficache.unmap_file_line(filename, lineno)
                pass
            pass
        elif "<string>" == filename:
            source_text = deparse_fn(frame.f_code)
            filename = "<string: '%s'>" % source_text
            pass
        elif filename in proc_obj.file2file_remap:
            remapped_file = proc_obj.file2file_remap[filename]
        elif filename in pyficache.file2file_remap:
            remapped_file = pyficache.unmap_file(filename)
            # FIXME: a remapped_file shouldn't be the same as its unmapped version
            if remapped_file == filename:
                remapped_file = None
                pass
            pass
        elif pyficache.main.remap_re_hash:
            remapped_file = pyficache.remap_file_pat(
                filename, pyficache.main.remap_re_hash)

        opts = {
            "reload_on_change": proc_obj.settings("reload"),
            "output": proc_obj.settings("highlight"),
        }

        if "style" in proc_obj.debugger.settings:
            opts["style"] = proc_obj.settings("style")

        pyficache.update_cache(filename)
        line = pyficache.getline(filename, lineno, opts)
        if not line:
            if (not source_text and filename.startswith("<string: ")
                    and proc_obj.curframe.f_code):
                # Deparse the code object into a temp file and remap the line from code
                # into the corresponding line of the tempfile
                co = proc_obj.curframe.f_code
                tempdir = proc_obj.settings("tempdir")
                temp_filename, name_for_code = deparse_and_cache(
                    co, proc_obj.errmsg, tempdir=tempdir)
                lineno = 1
                # _, lineno = pyficache.unmap_file_line(temp_filename, lineno, True)
                if temp_filename:
                    filename = temp_filename
                pass

            else:
                # FIXME:
                if source_text:
                    lines = source_text.split("\n")
                    temp_name = "string-"
                else:
                    # try with good ol linecache and consider fixing pyficache
                    lines = linecache.getlines(filename)
                    temp_name = filename
                if lines:
                    # FIXME: DRY code with version in cmdproc.py print_location
                    prefix = osp.basename(temp_name).split(".")[0]
                    fd = tempfile.NamedTemporaryFile(
                        suffix=".py",
                        prefix=prefix,
                        delete=False,
                        dir=proc_obj.settings("tempdir"),
                    )
                    with fd:
                        fd.write("".join(lines))
                        remapped_file = fd.name
                        pyficache.remap_file(remapped_file, filename)
                    fd.close()
                    pass
                line = linecache.getline(filename, lineno,
                                         proc_obj.curframe.f_globals)
            pass

        fn_name = frame.f_code.co_name
        last_i = frame.f_lasti
        print_source_location_info(
            intf_obj.msg,
            filename,
            lineno,
            fn_name,
            remapped_file=remapped_file,
            f_lasti=last_i,
        )
        if line and len(line.strip()) != 0:
            if proc_obj.event:
                print_source_line(intf_obj.msg, lineno, line,
                                  proc_obj.event2short[proc_obj.event])
            pass
        if "<string>" != filename:
            break
        pass

    if proc_obj.event in ["return", "exception"]:
        val = proc_obj.event_arg
        intf_obj.msg("R=> %s" % proc_obj._saferepr(val))
        pass
    return True