get first line of file python
with open('myfile.txt') as f:
first_line = f.readline()get first line of file python
with open('myfile.txt') as f:
first_line = f.readline()how to replace first line of a textfile python
with open("test.txt") as f:
lines = f.readlines()
lines # ['This is the first line.n', 'This is the second line.n']
lines[0] = "This is the line that's replaced.n"
lines # ["This is the line that's replaced.n", 'This is the second line.n']
with open("test.txt", "w") as f:
f.writelines(lines)Copyright © 2021 Codeinu
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