187 def match(pattern, string, flags=0):  argument
190     return _compile(pattern, flags).match(string)
192 def fullmatch(pattern, string, flags=0):  argument
195     return _compile(pattern, flags).fullmatch(string)
197 def search(pattern, string, flags=0):  argument
200     return _compile(pattern, flags).search(string)
202 def sub(pattern, repl, string, count=0, flags=0):  argument
209     return _compile(pattern, flags).sub(repl, string, count)
211 def subn(pattern, repl, string, count=0, flags=0):  argument
220     return _compile(pattern, flags).subn(repl, string, count)
222 def split(pattern, string, maxsplit=0, flags=0):  argument
230     return _compile(pattern, flags).split(string, maxsplit)
232 def findall(pattern, string, flags=0):  argument
240     return _compile(pattern, flags).findall(string)
242 def finditer(pattern, string, flags=0):  argument
247     return _compile(pattern, flags).finditer(string)
249 def compile(pattern, flags=0):  argument
251     return _compile(pattern, flags)
258 def template(pattern, flags=0):  argument
260     return _compile(pattern, flags|T)
269 def escape(pattern):  argument
273     if isinstance(pattern, str):
274         return pattern.translate(_special_chars_map)
276         pattern = str(pattern, 'latin1')
277         return pattern.translate(_special_chars_map).encode('latin1')
288 def _compile(pattern, flags):  argument
293         return _cache[type(pattern), pattern, flags]
296     if isinstance(pattern, Pattern):
300         return pattern
301     if not sre_compile.isstring(pattern):
303     p = sre_compile.compile(pattern, flags)
311         _cache[type(pattern), pattern, flags] = p
315 def _compile_repl(repl, pattern):  argument
317     return sre_parse.parse_template(repl, pattern)
319 def _expand(pattern, match, template):  argument
321     template = sre_parse.parse_template(template, pattern)
324 def _subx(pattern, template):  argument
326     template = _compile_repl(template, pattern)
339     return _compile, (p.pattern, p.flags)