PhoenixIM

#1.Using % operator
calc = 22.3765+8.00003422-(411%35)      #here % works as a caculation operator
print("Result of calculation is %3.2f"%calc)    #here % interpolates a floating point number

print("\nHey! I'm %s, %d years old and I love %s Programing"%('Emma',33,'Python'))  #values are replaced from a tuple

format_str="\nHey! I'm %s and I'm %d years old."
emma_info=('Emma',33)

print(format_str %emma_info)

PhoenixIM

#2.Using .format() method
#Part-1
name="Emma"
age=33
lan="Python"

#default
print("\nHey! I'm {}, {} years old, and I love {} Programming.".format(name,age,lan))

#using indexes.

PhoenixIM

#2.Using .format() method
#Part-2

#Dictionary
person_dict= dict(name="Emma", age=33, country="UK", lan="Python")    
print("Hey! My name is {name}, I'm {age} years old, currently living in {country} and love {lan} programming"
      .format(**person_dict))      # '**' - used for mapping

#List
person_list=["Emma",33,"UK"]

PhoenixIM

#3.Using f-string formatting
#Part-1
from datetime import datetime

my_name="Emma"
today=datetime.now()

#List
info=["Emma",33,"UK","Python"]    
print(f"{info[0]} is {info[1]} years old currently living in {info[2]} and loves {info[3]} programming.")

PhoenixIM

#4.Using Template string
from string import Template

#creating object of Template class
person_info=Template('\n$name is $years years old and loves $lan programming!')   
print(person_info.substitute(name='Emma',years=33,lan='Python'))  #substitute()

List1=[("Emma",33,"Python"),("Harry",34,"Java")]
person_data=Template("\n$age years old $name loves $lan programming")

PhoenixIM

#3.Using f-string formatting
#Part-2
class Person:
    """Returns the information about person."""
 
    def __init__(self, n, a, l):
        """Initializing person details."""
        self.name = n
        self.age = a
        self.prog_lan = l

PhoenixIM

#1.Directly by listing all its members/elements.

num_cube=[8,64,216,512,1000]               
print(f"num_cube[] = {num_cube}")

PhoenixIM

#2.Using for loop.

num_cube_floop=[]
for n in range(1,11):
    if n%2 == 0:               
        num_cube_floop.append(n**3)
        
print(f"num_cube_floop[] = {num_cube_floop}")

PhoenixIM

#3.Using '+=' operator.

num_cube_op=[]

with open("list_input.txt","r") as input_data:
    for i in input_data:
        num_cube_op += i.split()
        
print(f"num_cube_op[] = {num_cube_op}")

PhoenixIM

8
64
216
512
1000