regex how to check if a string contains a number, then get that number code example

Example 1: python test if number in string

>>> def hasNumbers(inputString):
...     return any(char.isdigit() for char in inputString)
... 
>>> hasNumbers("I own 1 dog")
True
>>> hasNumbers("I own no dog")
False

Example 2: if any number python

def num_there(s):
    return any(i.isdigit() for i in s)