Python

Get the Python learning content used in our online course here.

Tamil Hacks
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Python is easy and fun to learn, so let’s learn python. Are you ready ?!

All the codes shown in the video is available here: 

Python is an interpreted, high-level, general-purpose programming language. Created by Guido van Rossum and first released in 1991, Python’s design philosophy emphasizes code readability with its notable use of significant whitespace.

# Numbers 
# integers 1 2 3 4 5 
# float 1.2 5.6 9.5 10.50 
# complex 5+2j 
print(3 // 2) 
# - * / + ** %

# variables , a-z , _ , watch , Watch 

Watch_price = 500 
Customer_Name = "karthik" 
Watch1 = Name
1 = 750 
print(Watch_price) 
print(Customer_Name)

# strings 

word = 'Hi' 
word2 = " my age is 24 , why can't i vote " 
para = """ this is my para """ 
word3 = "hello, world"

# slicing , length , strip() 

print(word3[-5:-1]) 
print(len(para)) 
print(word2.strip()) 
print(word.lower()) 
print(word.upper()) 
a = 'raj' 
print(a.replace('j', 'ju')) 
print(a.split('a')) 
print("hew" in word3) 
a1 = 'hi' 
a2 = ' karthik' 
print(a1 + a2)

# Boolean

print(1 == 1) 
# operators 
# arthimetic 
# = 
# > < >= <= 
# and or not 
# is is not
# in not in 
# & | ^ ~ << >> 
number1 = 10 
number1 /= 10 
number2 = number1 + 20

# casting 

a = float(10) 
b = int(10.10) 
c = str(120) 
print(a, b, c)

# type 

d = "h3"
print(type(d))

# list 

fruits = ['apple', 'orange', 'cherry'] 
fruits[1] = 'banana' 
fruits.append("new") 
print(fruits) 
number = [11, 2, 20, 0] 
number.sort(reverse=True) 
print(number) 
add = fruits + number 
print(add)

# Tuples 

fruits = ('apple', 'orange', 'cherry') 
print(fruits) 
number = (11, 2, 20, 0) 
print(number) 
add = fruits + number 
print(add)

# Dictionary , get() 

my_data = { "name": "karthik", "age": "24" } 
# my_data["age"] = "25" 
print(my_data.get("age"))

# if statements

age = 18 
if age > 18: 
    print("you can vote in election") 
elif age == 18: 
    print("apply for vote id") 
else: 
    print("you have to wait till 18") 
a, b = 10, 20
if a == 10 or b == 20: 
    # and , or nesting of if 
   print("correct") 
   if b == 20: 
         print("hi") 
   else: 
        print("incorrect")

# functions def 

def addition(a, b): 
    print(a + b) 
def subtraction(a, b): 
    print(a - b) 
def hi(name): 
    print("Hi," + name) 
def fun(a): 
    return a*100 

addition(12, 10) 
addition(100, 300) 
subtraction(50, 25) 
hi("balu") 
print(fun(5))

# loops 

name = 'karthik' 
# for loop 
for letters in name: 
    print(letters) 
fruits = ['apple', 'orange', 'banana'] 
for fruit in fruits: 
    print(fruit) 
for i in "hi, welcome": 
    if i == ',': 
# continue 
        print(", is present") 
# break 
    else: 
        print(", is not present")

#range 5 – 0,1,2,3,4 

for number in range(10, 30, 4): 
    print(number) 
for number in range(5): 
    print(number) 
for i in range(2): 
    print(i) 
else: 
     print('all numbers are finished')

# loops while 

i = 1 
while i < 5: 
# 5 < 5  
    print(i) i += 1 
else: 
    print("over")

# Lambda 

add_5 = lambda number: number + 10 
print(add_5(25)) 
print(add_5(120))

# simple calculator 

def add(a, b): 
    return a+b 
def sub(a, b): 
    return a-b 
def mul(a, b): 
    return a-b 
def div(a, b): 
    return a//b 
print("""Select operation 
1.add 
2.sub 
3.mul 
4.div
""") 
choice = int(input("enter your choice")) 
a = int(input("enter number 1")) 
b = int(input("enter number 2")) 

if choice == 1: 
    print(add(a, b)) 
elif choice == 2: 
    print(sub(a, b)) 
elif choice == 3: 
    print(mul(a, b)) 
elif choice == 4: 
    print(div(a, b)) 
else: 
    print("enter correct choice")

# final task answer print()  

print('Hi, I can code in Python!') 
print(''' 
My favourite animal is dog 
o-###-
    | |  # 
This is my home 
    _ | _ 
    |      | 
    |#    |____ 
    |      |        | 
    | #   | #     |
  _|___|_#__|_ 
Now Puzzle time 
''') 
born = input('What year were you born?') 
born = int(born) 
age = 2025 - born 
print('In the year 2025 you\'ll be', age, 'years old!')


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