फ़ाइल में सामग्री जोड़ना

'r'

पढ़ना (डिफ़ॉल्ट)

with open('document.txt', 'r') as f:

'w'

लिखना

with open('document.txt', 'w') as f:

'a'

जोड़ना

with open('document.txt', 'a') as f:

'r+'

पढ़ना + लिखना

with open('document.txt', 'r+') as f:

'x'

बनाना (यदि पहले से मौजूद है तो त्रुटि)

with open('document.txt', 'x') as f:

doc.txt
This is the second line

This is the first line

This is the first line
This is the second line

This is the first line
This is the second line

empty.txt
Adding some content

Adding some content

Adding some content

multiline.txt
The final line!

This is
some very
very long
document
with
many
lines of text…

This is
some very
very long
document
with
many
lines of text…
The final line!

This is
some very
very long
document
with
many
lines of text…
The final line!