9 examples of 'python replace regex' in Python

40
def regex_replace(value, pattern, replacement, ignorecase=False, multiline=False):
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    """Do a regex search and replace on 'value'"""
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    flags = 0
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    if ignorecase:
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        flags |= re.I
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    if multiline:
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        flags |= re.M
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    compiled_pattern = re.compile(pattern, flags=flags)
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    return compiled_pattern.sub(replacement, str(value))

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def regexReplace(regex,replaceString,inputString,regexOpts):
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    retVal = inputString
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    match = re.search(regex,inputString,regexOpts)
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    if match:
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        retVal = inputString[:match.start(0)] + replaceString + inputString[match.end(0):]
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    return retVal

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def _compile(self, use_regex, flags):
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    super(Replacement, self)._compile(use_regex, flags)
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    precompile_exceptions(self.exceptions, use_regex, flags)

195
def RegexEscape(str):
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	return str.replace('\\', '\\\\')

222
def convert_python_source(source, rex=re.compile(r"[uU]('.*?')")):
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    # type: (unicode, Pattern) -> unicode
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    # remove Unicode literal prefixes
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    if PY3:
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        return rex.sub('\\1', source)
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    else:
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        return source

28
def replace(self, text):
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    # 过滤特殊字符
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    s = re.sub(r"[^a-zA-Z\d',.!?$:-]+", r" ", text)
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    # 拆分缩写
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    for (pattern, repl) in self.patterns:
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        s = re.sub(pattern, repl, s)
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    # 拆分标点
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    text = []
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    for fragment in s.split():
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        text.extend(re.split(self._WORD_SPLIT, fragment))
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    return ' '.join(text)

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def _repl(match):
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    s = match.group()
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    if s[-2] == 'd':
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        return '[0-9]*'
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    else:
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        return '*'

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def replace(string, old, new):
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    return string.replace(old, new)

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def translate_regex(regex):
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    """Translate the Regular Expressions."""
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    return regex if not regex.startswith("/") else "^%s$" % _R.sub(
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        _regex_substituter, regex)[1:]