fine a string in a file python code example
Example 1: how to check if a string is in a file python
def search_string_in_file(file_name, string_to_search):
"""Search for the given string in file and return lines containing that string,
along with line numbers"""
line_number = 0
list_of_results = []
with open(file_name, 'r') as read_obj:
for line in read_obj:
line_number += 1
if string_to_search in line:
list_of_results.append((line_number, line.rstrip()))
return list_of_results
Example 2: python read text file look for string
f = open(filename, "r")
whattoReturn = "None"
if strToFind in f.read():
whattoReturn = strToFind