python change string format code example

Example 1: python string format

string_a = "Hello"
string_b = "Cena"

# Index based:
print("{0}, John {1}"
      .format(string_a, string_b))
# Object based:
print("{greeting}, John {last_name}"
      .format(greeting=string_a, last_name=string_b))

Example 2: python format specifier

from datetime import datetime

'{:%Y-%m-%d %H:%M}'.format(datetime(2001, 2, 3, 4, 5))

Example 3: python format strings

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

Example 4: python string format

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