pdb.py 文件源码

def do_condition(self, arg):
        # arg is breakpoint number and condition
        args = arg.split(' ', 1)
        try:
            bpnum = int(args[0].strip())
        except ValueError:
            # something went wrong
            print >>self.stdout, \
                'Breakpoint index %r is not a number' % args[0]
            return
        try:
            cond = args[1]
        except:
            cond = None
        try:
            bp = bdb.Breakpoint.bpbynumber[bpnum]
        except IndexError:
            print >>self.stdout, 'Breakpoint index %r is not valid' % args[0]
            return
        if bp:
            bp.cond = cond
            if not cond:
                print >>self.stdout, 'Breakpoint', bpnum,
                print >>self.stdout, 'is now unconditional.'