cant convert string to int python code example

Example 1: python convert string to int

# this is a string
a = "12345"
# use int() to convert to integer
b = int(a)

# if string cannot be converted to integer,
a = "This cannot be converted to an integer"
b = int(a)  # the interpreter raises ValueError

Example 2: how to turn a string into an integer python

a_string = "1234"
a_int = int(a_string)