/Python/Python find and 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

Similar codes

0 vote168 views1 answer
Get number of occurrences of substring case independent python
Python
4 votes181 views2 answers
Python run command and read output
Python
0 vote185 views2 answers
How to display csv in pandas
Python
6 votes186 views2 answers
Merge list elements python
Python
0 vote247 views1 answer
Remove hh:mm:ss from pandas dataframe column
Python
0 vote227 views1 answer
Sort for Linked Lists python
Python
2 votes176 views2 answers
Python get pixel color from screen
Python
0 vote172 views1 answer
Pythagorean theorem calc: find c, a=n
Python
0 vote246 views1 answer
Django form is onvalid
Python Django
1 vote205 views1 answer
Django class based views ListView
Python