Python Demo of Basic and functions

python_prac.py

from functools import reduce
# import Module1 as model
from Module1 import Jutsu
from Module1 import Hello
from MyPackage import module1
# Defining a list over here
li = [1, 2, 3]

multiply = lambda x,y : x+y


# li2 = [i**2 for i in range(5)]
# print(li2)
li2 = [4,5,6,7,8]
add = []
# for each in li:
#     sq.append(multiply(each))
# print(sq)

output = map(multiply, li2, li)
# print(list(output),type(output))
# Iterator function for returning the powers of 2
class PowerTwo:
    def __init__(self, max_val_local=0):
        self.max_val = max_val_local

    def __iter__(self):
        self.min_val = 0
        return self

    def __next__(self):
        if self.min_val <= self.max_val:
            result = 2 ** self.min_val
            self.min_val += 1
            return result
        else:
            raise StopIteration


# Iterator function for returning the square of numbers from a list
class SQL:
    def __init__(self, li=[]):
        self.inp = li

    def __iter__(self):
        self.start = 0
        return self

    def __next__(self):
        res = []
        if self.start < len(self.inp):
            temp = self.inp[self.start] ** 2
            res.append(temp)
            self.start += 1
            return temp
        else:
            raise StopIteration


def my_gen():
    n = 1
    print("This is the first call - ", n)
    yield n

    n += 1
    print("More way to go Buddy - ", n)
    yield n

    n += 1
    print("finally, lets put an end to this - ", n)
    yield n


a = my_gen()
# next(a)
# next(a)
# next(a)


def my_even_gen():
    n = 0
    while n <= 20:
        yield n
        n += 2


# for a in my_even_gen():
#     print(a)

def hello():
    name = "Uchiha Sasuke"
    print("HALLOOOOOOO ")
    def uchiha():
        nonlocal name
        name = "Uchiha Itachi"
        # nonlocal name
        print( name," has snuck in....... Where could he be hiding >?>.......")
    uchiha()
    print(name)

def outer_function():
    print("I'm in outer function")

    def inner_function():
        print("This is inner body")

    return inner_function

# out = outer_function()

def out(data):
    def inn():
        print(data)
    return inn

# got = out(10)
# got()
# del out
# got()

def mul(n):
    def mkmul(x):
        return x*n
    return mkmul

times3=mul(3)
times5=mul(5)
# print(times3(9))
# print(times5(3))
# print(times5(times3(2)))
def closure_function(up):
    value=0
    print("up: ",up)
    def nested_function(arg):
        nonlocal value
        for i in range(up+1):
            value += i
        print("Value: ",value)
        value *= arg
        print("Total is = ", value)
    return nested_function

# returned_function = closure_function(5)
# returned_function(10)
# returned_function(4)

def outer():
    print("I'm out for now")
    def inner1():
        print("Don't worry buddy I'm in")
    def inner2():
        print("Don't worry I'm also in....... We'll do it together")
    return inner1, inner2

# out1 = outer()
# print(type(out1))
# for each in out1:
#     each()
def make(func):
    def inn():
        print("I got decorated")
        func()
    return inn

@make
def ordinary():
    print("I am ordinary")


# ordinary()
# pretty = make(ordinary)
# pretty()
def inc(x):
    return x+1
def dec(x):
    return x-1
def operate(func,x):
    result = func(x)
    return result

# print(operate(inc, 10))
# print(operate(dec, 10))

def smart(func):
    def inner(a, b):
        print("I'm going to divide ",a," and ",b)
        if b==0:
            print("Whoops! cannot divide")
            return
        else:
            print(func(a, b))
    return inner

def divide(a, b):
    return a/b

# divide_op = smart(divide)
# divide_op(12, 6)
# divide_op(12, 0)
def line1(func):
    def inner():
        print("*********************************************")
        print("%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%")
        func()
        print("%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%")
        print("*********************************************")
    return inner
@line1
def originals():
    print("This is a function")

# originals()

lt = lambda x: "even" if x%2==0 else "Odd"
# lt(4)
# print(lt(5))



class test:
    a = 90
    # b = "Dharmendra Mishra"
    c = 10
    def __init__(self,first_name,last_name):
        print("Hello : I am Edith")
        self.first = first_name
        self.last = last_name
    def say_hello(self):
        print("Hello ",self.first,self.last)
    def add(self):
        res = self.a + self.c
        print("Total is: ", res)
# myclass = test("Dharmendra","Mishra")
# # print(myclass.b,myclass.a,)
# myclass.say_hello()
# myclass.add()



class Book:
    def __init__(self,Book_Name, Cost):
        self.book_name = Book_Name
        self.cost = Cost
        # print("The Book: ",self.book_name," has cost: ",self.cost)


def create_book(Name,Cost):
    book = Book(Name,Cost)
    return book




alchemist = create_book("The Alchemist",120)
harrypotter = create_book("Harry Potter", 500)
DaVinci = create_book("The Da Vinci Code", 350)

Book_Dict = {alchemist.book_name : alchemist.cost,
             harrypotter.book_name : harrypotter.cost,
             DaVinci.book_name : DaVinci.cost}

# print(Book_Dict['The Alchemist'])
def calculate_cost():
    print("Enter your order")
    book1 = int(input("Enter the Quantity for Alchemist - "))
    book2 = int(input("Enter the Quantity for Harry Potter - "))
    book3 = int(input("Enter the Quantity for DaVinci - "))
    totalcost = Book_Dict['The Alchemist']*book1 + Book_Dict['Harry Potter']*book2 + Book_Dict['The Da Vinci Code']*book3
    print("The Total Cost of your Order is: ",totalcost)


# calculate_cost()

class Person:
    def __init__(self,Name):
        self.name = Name

class Student(Person):
    def __init__(self, Name, Branch, Year):
        Person.__init__(self,Name)
        self.branch = Branch
        self.year = Year
    def display_info(self):
        return "%s studies %s and is in %s year." %(self.name, self.branch,self.year)

class Teacher(Person):
    def __init__(self,name,exp,subject):
        Person.__init__(self,name)
        self.exp = exp
        self.sub = subject
    def dis_info(self):
        print("The teacher",self.name," has a eperience of ",self.exp, " years in ",self.sub,"subject")

class BasicDetail:
    def __init__(self, age, sex):
        self.age = age
        self.sex = sex

# arya = Teacher("AryaBhatt",7,"Mathematics")
# arya.dis_info()

class Child(Person, BasicDetail):
    def __init__(self,name,age,sex):
        Person.__init__(self,name)
        BasicDetail.__init__(self, age,sex)
    def child_display(self):
        print("This child - ", self.name," is ", self.age," years old and is a ", self.sex)

# child1 = Child("Aakash",5,"Male")
# child1.child_display()

# fileRead = open('tester.txt',"r")
# content = fileRead.read()
# li1 = content.split("\n")
# print(li1)
# print(type(li1))
# fileRead.close()
#
# myfile = open('writer.txt',"w")
# myfile.write("I am Dharmendra Mishra")
# myfile.close()
#
# editer = open('writer.txt',"a")
# editer.write("\nLets add something to the end\n")
# editer.close()
#
# myfil = open('writer.txt',"r")
# cont = myfil.read()
# print(cont)
# print(type(myfil))
# myfil.close()
#
# print(myfil.name,myfil.mode,myfil.closed)

dictionary_a = [{'name':'python', 'points':10},{'name':'java', 'points':8}]

# outt = map(lambda x:x['name'].upper(),dictionary_a)
# for each in outt:
#     print(each)
#
# outt1 = map(lambda x:x['points']*10,dictionary_a)
# for each in outt1:
#     print(each)
#
# outt2 = map(lambda x:x['name']=="python",dictionary_a)
# for each in outt2:
#     print(each)

def mul(x):
    return x*5

def add(x):
    return x+10

functions = [add,mul]
res = []
for i in range(5):
    value = list(map(lambda x:x(i),functions))
    res.append(value)
# print(res)



def even(n):
    if n%2==0:
        return n
a = [i for i in range(11)]
# print(a)
# list_out = map(even,a)
# # print(list_out)
# for each in list_out:
#     print(each)
# li_out = filter(even,a)
# for each in li_out:
#     print(each)

def sum(x1,x2):
    return x1+x2

# def min(a,b):
#     return a if a<b else b

print(reduce(lambda a,b:a if a<b else b,[1,2,3,4,5]))
print(reduce(lambda a,b:a if a>b else b,[1,2,3,4,5]))


list1 = ['Ram','Shyam','Jodhu','Modhu']
list2 = [4,6,7,9]
list3 = [40,45,32,12]

mapper = list(zip(list1,list2,list3))
print(mapper)


Hello("Dharmendra")
Jutsu("Kage Bun Shin")

print(module1.num1,module1.a_method())