python print file
import sys
# only this print call will write in the file
print("Hello Python!", file=open('output.txt','a'))
# not this one (std output)
print("Not written")
# any further print will be done in the file
sys.stdout = open('output.txt','wt')
print("Hello Python!")python with file.open
# Reference https://docs.python.org/3/library/functions.html#open
# Method 1
file = open("welcome.txt", "r") # mode can be r(read) w(write) and others
data = file.read()
file.close()
# Method 2 - automatic close
with open("welcome.txt") as infile:
data = file.read()python file reading
fin = open("NAME.txt", 'r')
body = fin.read().split("n")
line = fin.readline().strip()python print on file
import sys
print('This message will be displayed on the screen.')
original_stdout = sys.stdout # Save a reference to the original standard output
with open('filename.txt', 'w') as f:
sys.stdout = f # Change the standard output to the file we created.
print('This message will be written to a file.')
sys.stdout = original_stdout # Reset the standard output to its original valueCopyright © 2021 Codeinu
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