ISCE_INSAR/components/isceobj/Util/StringUtils.py

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2019-01-16 19:40:08 +00:00
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# Copyright 2013 California Institute of Technology. ALL RIGHTS RESERVED.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# United States Government Sponsorship acknowledged. This software is subject to
# U.S. export control laws and regulations and has been classified as 'EAR99 NLR'
# (No [Export] License Required except when exporting to an embargoed country,
# end user, or in support of a prohibited end use). By downloading this software,
# the user agrees to comply with all applicable U.S. export laws and regulations.
# The user has the responsibility to obtain export licenses, or other export
# authority as may be required before exporting this software to any 'EAR99'
# embargoed foreign country or citizen of those countries.
#
# Author: Eric Gurrola
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
from __future__ import print_function
from iscesys.Compatibility import Compatibility
Compatibility.checkPythonVersion()
class StringUtils(object):
@staticmethod
def lower_no_spaces(s):
return (''.join(s.split())).lower()
@staticmethod
def lower_single_spaced(s):
return (' '.join(s.split())).lower()
@staticmethod
def capitalize_single_spaced(s):
return ' '.join(list(map(str.capitalize, s.lower().split())))
@staticmethod
def listify(a):
"""
Convert a string version of a list, tuple, or comma-/space-separated
string into a Python list of strings.
"""
if not isinstance(a, str):
return a
if '[' in a:
a = a.split('[')[1].split(']')[0]
elif '(' in a:
a = a.split('(')[1].split(')')[0]
#At this point a is a string of one item or several items separated by
#commas or spaces. This is converted to a list of one or more items
#with any leading or trailing spaces stripped off.
if ',' in a:
return list(map(str.strip, a.split(',')))
else:
return list(map(str.strip, a.split()))