how to add string into int in python code example

Example 1: python convert string to integer in base

int(x, base=10)
>>> int('s',base=29)
28

Example 2: 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