python read file if exists code example

Example 1: python check if file exists

import os

os.path.exists("file.txt") # Or folder, will return true or false

Example 2: how to check if file exists pyuthon

import os
file_exists = os.path.exists("example.txt") # Returns boolean representing whether or not the file exists

Example 3: python check if file exists

#using pathlib
from pathlib import Path

file_name = Path("file.txt")
if file_name.exists():
    print("exists") 
else:
    print("does not exist")

Example 4: python with statement file does not exist exception

import os

PATH = './file.txt'
if os.path.isfile(PATH) and os.access(PATH, os.R_OK):
    print("File exists and is readable")
else:
    print("Either the file is missing or not readable")

Example 5: check if a file exists

>>> import os
>>> os.path.isfile("d:\\Package1\\package1\\fibo.py")
True
>>> os.path.isfile("d:/Package1/package1/fibo.py")
True
>>> os.path.isfile("d:\\nonexisting.txt")