# Python program to explain os.path.getmtime() method
   
# importing os and time module
import os
import time
 
# Path
path = '/home/User/Documents/file.txt'
 
# Get the time of last
# modification of the specified
# path since the epoch
modification_time = os.path.getmtime(path)
print("Last modification time since the epoch:", access_time)
 
# convert the time in
# seconds since epoch
# to local time
local_time = time.ctime(modification_time)
print("Last modification time(Local time):", local_time)

Last modification time since the epoch: 1558447897.0442736
Last modification time (Local time): Tue May 21 19:41:37 2019

# Python program to explain os.path.getmtime() method
   
# importing os, time and sys module
import os
import sys
import time
 
# Path
path = '/home/User/Documents/file2.txt'
 
# Get the time of last
# modification of the specified
# path since the epoch
try:
    modification_time = os.path.getmtime(path)
    print("Last modification time since the epoch:", modification_time)
 
except OSError:
    print("Path '%s' does not exists or is inaccessible" %path)
    sys.exit()
 
# convert the time in
# seconds since epoch
# to local time
local_time = time.ctime(modification_time)
print("Last modification time(Local time):", local_time)
 
 
# above code will print
# path does not exists or is inaccessible'
# if the specified path does not
# exists or is inaccessible

Path '/home/User/Documents/file2.txt' does not exists or is inaccessible