python类line_prefix()的实例源码

def __repr__(self):
        return self


# Interaction prompt line will separate file and call info from code
# text using value of line_prefix string.  A newline and arrow may
# be to your liking.  You can set it once pdb is imported using the
# command "pdb.line_prefix = '\n% '".
# line_prefix = ': '    # Use this to get the old situation back

def print_stack_entry(self, frame_lineno, prompt_prefix=line_prefix):
        frame, lineno = frame_lineno
        if frame is self.curframe:
            prefix = '> '
        else:
            prefix = '  '
        self.message(prefix +
                     self.format_stack_entry(frame_lineno, prompt_prefix))

    # Provide help

def find_function(funcname, filename):
    cre = re.compile(r'def\s+%s\s*[(]' % re.escape(funcname))
    try:
        fp = open(filename)
    except IOError:
        return None
    # consumer of this info expects the first line to be 1
    lineno = 1
    answer = None
    while 1:
        line = fp.readline()
        if line == '':
            break
        if cre.match(line):
            answer = funcname, filename, lineno
            break
        lineno = lineno + 1
    fp.close()
    return answer


# Interaction prompt line will separate file and call info from code
# text using value of line_prefix string.  A newline and arrow may
# be to your liking.  You can set it once pdb is imported using the
# command "pdb.line_prefix = '\n% '".
# line_prefix = ': '    # Use this to get the old situation back

def print_stack_entry(self, frame_lineno, prompt_prefix=line_prefix):
        frame, lineno = frame_lineno
        if frame is self.curframe:
            print >>self.stdout, '>',
        else:
            print >>self.stdout, ' ',
        print >>self.stdout, self.format_stack_entry(frame_lineno,
                                                     prompt_prefix)


    # Help methods (derived from pdb.doc)