how to convert string to int in python
# This kind of conversion of types is known as type casting
# Type of variable can be determined using this function type(variable)
>>> string = '123'
>>> type(string) # Getting type of variable string
<class 'str'>
>>> integer = int(string) # Converting str to int
>>> type(integer)
<class 'int'>
>>> float_number = float(string) # Converting str to float.
>>> type(float_number)
<class 'float'>
>>> print(string, integer, float_number)
123 123 123.0