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count_chars.py
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count_chars.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright 2024 Christine Roughan
#
# 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.
import getopt
import sys
import unicodedata
def main(argv):
txt_file = ''
try:
opts, args = getopt.getopt(argv, 'h')
except getopt.GetoptError:
print('USAGE: count_chars.py <txt_file>')
sys.exit(2)
for opt, arg in opts:
if opt in ('-h', '--help'):
print(
'USAGE: count_chars.py <txt_file> | sort -n -r > <txt_file>.charcount'
)
sys.exit()
for arg in args:
txt_file = arg
inFile = open(txt_file)
rawText = inFile.read()
inFile.close()
chars = {}
for char in rawText:
if char not in chars:
chars[char] = 1
else:
chars[char] += 1
keys = list(chars.keys())
keys.sort()
for char in keys:
try:
print(chars[char], '\t', char, '\t', unicodedata.name(char))
except:
pass
if __name__ == '__main__':
main(sys.argv[1:])