/Python/Python code to replace first value of txt file

Python code to replace first value of txt file

import os

for filename in os.listdir(os.getcwd()):
    if filename.endswith(".txt"):
            with open('{}' .format(filename), 'r+') as file:
                lines = file.readlines()
                file.seek(0, 0) #set the pointer to 0,0 cordinate of file
                for line in lines:
                    row = line.strip().split(" ")

                    if not int(row[0]):
                        row[0] = '1'
                        print(row)
                        file.write(" ".join(row) + "\n")

Source: stackoverflow.com

Similar codes

5 votes184 views3 answers
Concatenate two tensors pytorch
Python
0 vote168 views1 answer
How to fix valueerror in python
Python
67 votes176 views6 answers
Deleting duplicates in list python
Python
1 vote172 views1 answer
Python check if two lists intersect
Python
0 vote177 views1 answer
Pyfiglet not coming up cmd
Python
8 votes174 views2 answers
Split range python
Python
1 vote171 views1 answer
Fuzzy lookup in python
Python
0 vote210 views1 answer
How to overlap two barplots in seaborn
Python
0 vote177 views1 answer
Python turtle triangle
Python
1 vote161 views2 answers
Python merge pdfs
Python