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cleverinx/file_content_replace.py

Created December 11, 2018 07:10
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Multiple find and replace operations in a file at once using Python.
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file_content_replace.py
import re
import csv
import fileinput
replacements = {'find this' : 'replace this',
'find this too' : 'replace with this',
'find this as well' : 'also replaced',
}
lines = []
with open('input_file.csv') as infile:
for line in infile:
for src, target in replacements.items():
line = line.replace(src, target)
print(src)
print(target)
lines.append(line)
with open('output_file.csv', 'w') as outfile:
for line in lines:
outfile.write(line)
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