bottle.py 文件源码

def fix_backward_compatibility(self, line, comment):
        parts = line.strip().split(None, 2)
        if parts and parts[0] in ('include', 'rebase'):
            depr('The include and rebase keywords are functions now.') #0.12
            if len(parts) == 1:   return "_printlist([base])", comment
            elif len(parts) == 2: return "_=%s(%r)" % tuple(parts), comment
            else:                 return "_=%s(%r, %s)" % tuple(parts), comment
        if self.lineno <= 2 and not line.strip() and 'coding' in comment:
            m = re.match(r"#.*coding[:=]\s*([-\w.]+)", comment)
            if m:
                depr('PEP263 encoding strings in templates are deprecated.') #0.12
                enc = m.group(1)
                self.source = self.source.encode(self.encoding).decode(enc)
                self.encoding = enc
                return line, comment.replace('coding','coding*')
        return line, comment