In [1]:

    

f_inf = float('inf')


    

In [2]:

    

print(f_inf)


    

    




inf

In [3]:

    

print(type(f_inf))


    

    




<class 'float'>

In [4]:

    

f_inf_minus = -float('inf')


    

In [5]:

    

print(f_inf_minus)


    

    




-inf

In [6]:

    

print(type(f_inf_minus))


    

    




<class 'float'>

In [7]:

    

# print(int(f_inf))
# OverflowError: cannot convert float infinity to integer


    

In [8]:

    

print(str(f_inf))


    

    




inf

In [9]:

    

print(type(str(f_inf)))


    

    




<class 'str'>

In [10]:

    

print(float('inf'))


    

    




inf

In [11]:

    

print(float('infinity'))


    

    




inf

In [12]:

    

print(float('INF'))


    

    




inf

In [13]:

    

print(float('INFinity'))


    

    




inf

In [14]:

    

import sys


    

In [15]:

    

f_inf_num = sys.float_info.max * 2


    

In [16]:

    

print(f_inf_num)


    

    




inf