python number format code example

Example 1: python format float

>>> x = 13.949999999999999999
>>> x
13.95
>>> g = float("{:.2f}".format(x))
>>> g
13.95
>>> x == g
True
>>> h = round(x, 2)
>>> h
13.95
>>> x == h
True

Example 2: python format numeric output

for x in numbers:
    print "{:10.4f}".format(x)
prints

   23.2300
    0.1233
    1.0000
    4.2230
 9887.2000

Example 3: python format strings

name = "Rick"
age = 42
print(f"My name is {name} and I am {age} years old")

Example 4: python format strings

# Basic syntax:
print(f"string {adjustable_input_1} more string {adjustable_input_2}")

# Example usage:
name = "Joe Bob"
age = 23
print(f"My name is {name} and I am {age} years old")
--> My name is Joe Bob and I am 23 years old

Example 5: format number differences in python

# make the total string size AT LEAST 9 (including digits and points), fill with zeros to the left
'{:0>9}'.format(3.499)
# >>> '00003.499'

Example 6: print python format

'{} {}'.format('one', 'two')