Python replace string in file

Python find and replace string in file

# Read in the file
with open('file.txt', 'r') as file :
  filedata = file.read()

# Replace the target string
filedata = filedata.replace('ram', 'abcd')

# Write the file out again
with open('file.txt', 'w') as file:
  file.write(filedata)

Source: stackoverflow.com

Python replace string in file

#input file
fin = open("data.txt", "rt")
#output file to write the result to
fout = open("out.txt", "wt")
#for each line in the input file
for line in fin:
	#read replace the string and write to output file
	fout.write(line.replace('pyton', 'python'))
#close input and output files
fin.close()
fout.close()

Source: pythonexamples.org

Change part of a text file python

#!/usr/bin/env python3
import fileinput

with fileinput.FileInput(filename, inplace=True, backup='.bak') as file:
    for line in file:
        print(line.replace(text_to_search, replacement_text), end='')

Source: stackoverflow.com

Similar codes

0 vote327 views1 answer
12000000/12
Python
0 vote325 views1 answer
New print on the same line substitution python 3
Python
9 votes329 views6 answers
Np.random.choice
Python
0 vote408 views2 answers
Django rest framework authentication
Python Django
1 vote296 views1 answer
Re.search with python variables
Python
0 vote324 views1 answer
Google youtuve api python
Python
0 vote300 views1 answer
Spacy load en
Python
2 votes321 views2 answers
Check python version kali linux
Python
2 votes290 views1 answer
Get all occurrence indices in list python
Python
0 vote322 views1 answer
Django import Response
Python