how to check if number is integer python code example

Example 1: is int python

isinstance(n, int) # n = 9, Returns True / n = 5.5, Returns False

Example 2: python is integer

(1.23).is_integer() # Returns false

Example 3: 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))

Example 4: how to check if digit in int python

s = set(str(4059304593))
print('2' in s)