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Author: Supercool-Coder

1Escape_Sequence.py

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+# \' --> Single quote
+print('I\'m uttam')
+# \" --> Double quote
+print("hello \"uttam sir\" world")
+# \\ --> Backslash
+print("this is uttam singh\\")
+# \n --> new line
+print("uttam \nsingh\nHow are you")
+# \t --> tab
+print("name \tuttam")
+# \b --> backspace
+print("uttamm\b")

Chapter 1/1Escape_Sequence.py

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+# \' --> Single quote
+print('I\'m uttam')
+# \" --> Double quote
+print("hello \"uttam sir\" world")
+# \\ --> Backslash
+print("this is uttam singh\\")
+# \n --> new line
+print("uttam \nsingh\nHow are you")
+# \t --> tab
+print("name \tuttam")
+# \b --> backspace
+print("uttamm\b")

Chapter 1/2comments.py

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+# this is a name comment
+print("name uttam singh")

Chapter 1/3Escape_sequence_a_normal_text.py

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+print("uttam \\n singh")
+print("\\\" \\\'  ")
+#\' - '
+#\\ - \
+#\\\' - \'

Chapter 1/5Raw_Strings.py

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+print(r"this is a \n uttam sir")
+print(r"this is a very high level programming language \n sir can we will do something for these boys")

Chapter 1/6calculater.py

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+print(6+5+8/3)
+print(5/6) # floating point division
+print(4//2) # integer division
+print(2**3) # square root value
+print(2**0.8)
+print(round(2**0.8, 5))

Chapter 1/7variables.py

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+print

Chapter 1/7variables1.py

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+number1 = 2
+print(number1)
+
+number2 = 5
+print(number2)
+
+
+name = "uttam sir"
+print(name)
+name = 555
+print(name)
+
+name_of_chair_man = "uttamSingh"

Chapter 1/8Summary_chapter_1.py

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+# ************************************************** Summary of chapter 1 *******************************************
+# print function
+print("uttam \"uttam\' ")
+
+# escape sequence
+print("uttam \tsingh")
+print("singh")
+print("this is a double backslash \\\\")
+
+# escape sequence as normal text
+print(r"uttam \n singh")
+
+# python as calculator
+print(2+5)
+print(16-87)
+print(5*6)
+print(5/4)
+print(15//4)
+print(2**4**6)
+print((2+4)*5/3)
+
+# variables
+name = "Uttam singh"
+print(name)
+name =555
+print(name)
+
+# naming rules for variables
+name1 = "Uttam singh" # no error
+print(name1)
+# 1name = "Uttam singh" -------> error
+# name$ = "uttam singh" -------> error
+# $name = "uttam singh" -------> error
+_name = "Uttam singh"
+print(_name)
+
+# convention for variable  naming
+user_name = "UTTAM" # snamke case writing
+useOne = "UTTAM" #camel case writing

Chapter 1/Exercise_1.py

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+# *************************** print these following lines ************************
+# this is \\ double backslash
+# these are  /\/\/\/\/\ mountain
+# he is awesome (use escape sequence intead of manual spaces--->{\t})
+# \" \n \t \'
+print("this is a \\\\double backslash")
+print("these are /\\ /\\ /\\ /\\ /\\ mountains")
+print("he is\tawesome")
+print("\\\" \\n \\t \\'")

Chapter 1/helloWorld.py

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+print("hello 'hello sir' world")
+print('hello "hello sir" world')
+# String--> Collection of character insinde "Double quotes" or 'Single quotes'

Chapter 2/10step_argument.py

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+# step argument
+print("uttam singh"[0:12:1])
+print("uttam singh"[::-1])
+print("uttam singh"[12::-1])
+print("uttam singh"[4:9:2])

Chapter 2/11Exercise_2.py

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+# Question ---> Ask user name and print back user name in reverse order ?
+# note:- Try to make your program in two lines using string formatting.
+
+user_name = "UTTAM SINGH"
+print(user_name [::-1])
+
+name = "UTTAM SINGH"
+reverse = name[::-1]
+print(f"this is your reverse name : {reverse}")

Chapter 2/12string_method_part_1.py

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+# String methods part one
+# Difference between methods and function
+# Dono hamare liye functionality diffine krte hai
+name = "uTTaM SinGh"
+
+
+# 1. len() function
+print(len("Uttam"))
+
+lenght = "Singh Uttam Dhirendra"
+print(len(lenght))
+
+# 2. lower () method
+print(name.lower())
+
+# 3. upper () method
+print(name.upper())
+
+# 4. title () method
+print(name.title())
+
+# 5. count () method
+print(name.count("M"))

Chapter 2/13Exercise_3.py

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+# Take two comma separated inputs from user
+# 1). User's name
+# 2). A single character , "U"
+
+# Output - 2 print lines
+# 1). User's name length
+# 2). Count the character that user inputed (bonus : case insensitive count)
+name, char = input("Enter your name and character : ").split(",")
+print(f"Lenght of your name is that : {len(name)}")
+# print(f"Character count is that : {name.lower().count(char.lower())}")
+print(f"Character count is that : {name.strip().lower().count(char.strip().lower())}")

Chapter 2/14strip_method.py

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+name = "      utt   am     "
+dots = "...................."
+# lstrip method
+print(name + dots)
+print(name.lstrip() + dots)
+print(name.rstrip() + dots)
+print(name.strip() + dots)
+print(name.replace(" ","")+dots)

Chapter 2/15string_method_part_2.py

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+# replace () method
+# find () method
+
+article = "What word is that to which if you add a syllable, it will make it shorter"
+print(article.replace(" ","_"))
+print(article.find("make"))
+
+a_pos1 = article.find("it")
+a_pos2 = article.find("it", a_pos1+1)
+print(a_pos2)

Chapter 2/16center_method_with_program.py

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+# Center method
+# name = "Uttam Singh"
+# print(name.center(20,"~"))
+
+name = input("Enter the your name : ")
+print(name.center(len(name)+4, "~"))

Chapter 2/17strings_are_immutable.py

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+# Immutable means in python ----> python mein original string ko change nhi kr skte hai
+
+string = "uttam bhai"
+string.replace("b","B")
+print(string)

Chapter 2/18more_operators.py

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+name = "Uttam "
+# name = name + "singh"
+name += "singh"
+print(name)
+
+age = 21
+age -= 2
+age += 1
+print(age)

Chapter 2/19summary_of_chapter_2.py

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+# string
+name = "Uttam singh"
+
+# string indexing
+print(name[4])
+
+# string slicing
+print(name[0:7])
+print(name[::-1])
+print(name[-1:12:2])
+
+# Take user input
+name, age = input("enter the your name and age : ").split(",")
+print(name)
+print(age)
+
+# length function
+print(len(name))
+
+# lower , upper , title method
+print(name.lower())
+print(name.upper())
+print(name.title())
+
+# find ,replace, center method
+print(name.find("t"))
+print(name.center(15,"*^"))
+print(name.replace("s","S"))
+
+# string are immutable
+string.replace("s","S")
+print(string)

Chapter 2/1String_Concatenation.py

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+# Stirng --> Collection of characters inide single quotes or double quotes
+
+first_name = "uttam"
+last_name = "Singh"
+full_name = first_name +" "+ last_name
+print(full_name)
+# # print(full_name + 5) -----> Error
+# print(full_name + "5")  -----> No error
+# print(full_name + str(5))  -----> No error
+# print(full_name * 5) -----> No error

Chapter 2/2User_input.py

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+# user input
+# input ----> Input function hamesha string mein value leta hai numbers mein value nhi leta hai
+
+name = input("Enter your name")
+print("hello" + name)
+# String
+age = input("What is your age")
+print("your age is " + age)
+
+place = input("What is your state name")
+print("this is your state name" + place)

Chapter 2/3int()_Function.py

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+# number_1 = int(input("enter the your lucky number sir"))
+# number_2 = int(input("enter your second lucky cupon number sir"))
+# total = number_1 + number_2
+# print("you are not able to go in party sir /t" + str(total))
+
+number_1 = str(5)
+number_2 = int("5")
+number_3 = float("555")
+print(number_2 + number_3)
+# final output float mein aayega

Chapter 2/4maore_about_variables.py

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+name, age, place = "Uttam Singh", "20", "maharashtra mumbai"
+print("hello\t" + name + "\tyour age is\t" + age + "\tyou are from\t" + place)
+x=y=z=5
+print(x+y+z)

Chapter 2/5more_than_one_input_in_one_line.py

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+# # split ----> Split is a string method we will see many more string methods in this chapter
+# name = input("Enter the your name sir please")
+# age = input("What is your age sir ")
+# print(name + age)
+
+name, age = input("Enter the your name sir and your age also enter ").split(",")
+print(name)
+print(age)
+

Chapter 2/6String_Formating.py

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+name = "Uttam singh"
+age = "20"
+
+print("hello sir " + name + " your age is" + age)
+
+# this method is used in python 3
+print("hello {} your age is {}".format(name, age))
+
+
+# this method is used in python 3.6
+print(f"hello {name} your age is{age}")

Chapter 2/7Exercise_1.py

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+# Question --> Ask user to input 3 numbers and you have to print average of three numbers using string formatting ?
+# Bonus:- Try to take all three comma separated inputs in one line.
+
+# first soluation
+number1 = int(input("Enter the three number : "))
+number2 = int(input("Enter the three number : "))
+number3 = int(input("Enter the three number : "))
+total = number1 + number2 + number3
+print(total / 3)
+
+# second soluation
+number1 = int(input("\nEnter the three number : "))
+number2 = int(input("Enter the three number : "))
+number3 = int(input("Enter the three number : "))
+print(f"average of three numbers : {(int(number1) + int(number2) + int(number3)) / 3}\n")
+
+# Bonus soluation
+num1, num2, num3 = input("\nEnter the three numbers comma seprated : ").split(",")
+print(f"average of three numbers : {(int(number1) + int(number2) + int(number3)) / 3}")

Chapter 2/8string_indexing.py

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+# String indexing
+language = "python"
+
+# Positions(index number)
+# p = 0 , -6
+# y = 1 , -5
+# t = 2 , -4
+# h = 3 , -3
+# o = 4 , -2
+# n = 5 , -1
+
+
+print(language[-1])

Chapter 2/9string_slicing.py

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+# slicing / selecting sub sequences
+name = "uttam singh"
+print(name[4])
+# syntax - [start argument : stop argument -1]
+print(name[0:9])
+print(name[:8])
+print(name[2:])

Chapter 3/10_Loops.py

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+# While Loops
+# Do While Loops
+# For Loops
+s=1
+while s<=10:
+    print(f"Uttam singh {s}")
+    # s = s + 1
+    s += 1

Chapter 3/11_while_sum.py

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+total = 0
+U = 1
+while U<=10:
+    total = total + U
+    U = U + 1
+print(total)