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#
# Copyright (C) 2019 Bloomberg L.P.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library. If not, see <http://www.gnu.org/licenses/>.
#
# Authors:
# Benjamin Schubert <bschubert15@bloomberg.net>
#
"""
This module contains utilities that have been optimized in Cython
"""
import string
cdef str VALID_DIRECTORY_CHARS = string.digits + string.ascii_letters + "%_"
def url_directory_name(str url):
"""Normalizes a url into a directory name
Args:
url (str): A url string
Returns:
A string which can be used as a directory name
"""
def transl(x):
return x if x in VALID_DIRECTORY_CHARS else '_'
return ''.join([transl(x) for x in url])
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