python check if string is in string code example
Example 1: python string contains substring
fullstring = "StackAbuse"
substring = "tack"
if fullstring.find(substring) != -1:
print "Found!"
else:
print "Not found!"
Example 2: python check if string in string
if "blah" not in somestring:
continue
Example 3: check string line 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 4: check if string contains python
>>> str = "Messi is the best soccer player"
>>> "soccer" in str
True
>>> "football" in str
False
Example 5: how to check a string in if statement python
if (var is 'stringone') or 'stringtwo':
dosomething()