bpython/bpython/lazyre.py at 60c4c0895929d85e5a89e5ae344cb52b2f0d3613 · bpython/bpython · GitHub

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# The MIT License

# Permission is hereby granted, free of charge, to any person obtaining a copy

# of this software and associated documentation files (the "Software"), to deal

# in the Software without restriction, including without limitation the rights

# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

# copies of the Software, and to permit persons to whom the Software is

# furnished to do so, subject to the following conditions:

# The above copyright notice and this permission notice shall be included in

# all copies or substantial portions of the Software.

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

# THE SOFTWARE.

import re

class LazyReCompile(object):

def __init__(self, regex, flags=0):

self.regex = regex

self.flags = flags

self.compiled = None

def compile_regex(method):

def _impl(self, *args, **kwargs):

if self.compiled is None:

self.compiled = re.compile(self.regex, self.flags)

return method(self, *args, **kwargs)

return _impl

@compile_regex

def finditer(self, *args, **kwargs):

return self.compiled.finditer(*args, **kwargs)

@compile_regex

def search(self, *args, **kwargs):

return self.compiled.search(*args, **kwargs)

@compile_regex

def match(self, *args, **kwargs):

return self.compiled.match(*args, **kwargs)

@compile_regex

def sub(self, *args, **kwargs):

return self.compiled.sub(*args, **kwargs)

bpython/bpython/lazyre.py at 60c4c0895929d85e5a89e5ae344cb52b2f0d3613 · bpython/bpython · GitHub

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bpython/bpython/lazyre.py at 60c4c0895929d85e5a89e5ae344cb52b2f0d3613 · bpython/bpython · GitHub

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