check is number in python code example

Example 1: python check if number

if type(variable) == int or type(variable) == float:
    isNumber = True

Example 2: is number python

var.isdigit()
#return true if all the chars in the string are numbers
#return false if not all the chars in the string are numbers

Example 3: if any number python

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

Example 4: how to check whole number in python

x = 1/3  # insert your number here
print(x - int(x) == 0)  # True if x is a whole number, False if it has decimals.

Example 5: if any number python

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