read input file python code example

Example 1: python make txt file

file = open("text.txt", "w") 
file.write("Your text goes here") 
file.close() 
'r' open for reading (default)
'w' open for writing, truncating the file first
'x' open for exclusive creation, failing if the file already exists
'a' open for writing, appending to the end of the file if it exists

Example 2: python read file

with open("file.txt", "r") as txt_file:
  return txt_file.readlines()

Example 3: python open and reacd file

with open('yourfile.txt','r') as f:
    lines = f.readlines()
    f.close()

Example 4: file input python

# import fileinput 
import fileinput 
  
# Using fileinput.input() method 
for line in fileinput.input(files ='gfg.txt'): 
    print(line)

Example 5: read file from form input type filepython

>>> secure_filename('../../../../home/username/.bashrc')
'home_username_.bashrc'