python check if value is number 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: python check for integer

# From stackoverflow
# If you need to do this, do

isinstance(<var>, int)

# unless you are in Python 2.x in which case you want

isinstance(<var>, (int, long))