Write a program that prints the first 100 members of the sequence 2 , -3 , 4 , -5 , 6
Write a program that generates this sequence 0 , 5 , 10 , 15 , 20 , 25, ..., 80
Write a program that grades a student using this grading system :
Score Grade
80 – 100 A
60 – 79 B
50 – 59 C
35 – 49 D
0 – 34 F
Create variables to store the following information about a user with the following detail : Gender : f Age : 35
country of origin : Burundi
Covid Patient : No
Networth : 250,000
You are given a dictionary of users and their
class Product:
"""
A Hypothetical database for storing product information
Attributes
----------
products : a list of products
Methods:
-------
add_product
show_products
"""
products = []
def add_product(self , title , quantity , price):
if (len(Product.products) > 0 ):
for product in Product.products:
if(product["title"] == title):
product["quantity"] += quantity
if (price > product["price"]) :
product["price"] = price
return
product = {
"title" : title ,
"quantity" : quantity ,
"price" : price
}
Product.products.append(product)
else :
product = {
"title" : title ,
"quantity" : quantity ,
"price" : price
}
Product.products.append(product)
def show_products(self):
if(len(Product.products) == 0):
print("No Product to display")
return "No Product to display"
else :
for product in Product.products:
print(product)
if name == "main":
catalog = Product()
catalog.show_products()
catalog.add_product("Book" , 45 , 100)
catalog.add_product("Pen" , 10 , 50)
catalog.add_product("Book" , 300 , 190)
catalog.show_products()
You can now :
"""
A Hypothetical database for storing product information
Attributes
----------
products : a list of products
Methods:
-------
add_product
show_products
"""
products = []
count = 0
def add_product(self , title , quantity , price):
if (len(Product.products) > 0 ):
for product in Product.products:
if(product["title"] == title):
product["quantity"] += quantity
if (price > product["price"]) :
product["price"] = price
return
Product.count += 1
product = {
"title" : title ,
"quantity" : quantity ,
"price" : price ,
"id" : Product.count
}
Product.products.append(product)
else :
Product.count += 1
product = {
"title" : title ,
"quantity" : quantity ,
"price" : price ,
"id" : Product.count
}
Product.products.append(product)
def show_products(self):
if(len(Product.products) == 0):
print("No Product to display")
return "No Product to display"
else :
for product in Product.products:
print(product)
def find_product(self , id):
""" Searches the catalog for a product whose id is id"""
count = 0
for product in Product.products:
if (product["id"] == id):
result = {
"product" : product ,
"index" : count
}
return result
count += 1
return False
def update_product(self , id , body):
"""
Upates a particular product with the body using
the id
Parameters
----------
id : Number : The id of the product
body : Dictionary : New content for the product
"""
is_product = self.find_product(id)
if(is_product):
return is_product["product"].update(body)
else:
return "Invalid Product ID"
def remove_product(self , id) :
""" Removes a product whose id is id"""
is_product = self.find_product(id)
if (is_product) :
Product.products.pop(is_product["index"])
else:
return "Invalid Product ID"
if __name__ == "__main__":
catalog = Product()
catalog.show_products()
catalog.add_product("Book" , 45 , 100)
catalog.add_product("Pen" , 10 , 50)
catalog.add_product("Book" , 300 , 190)
catalog.add_product("Car" , 200 , 500000)
#catalog.show_products()
product = catalog.find_product(7)
print("---Searching for a Product by Id--")
print("The product is:\n\n" , product , "\n\n")
catalog.update_product(3,
{"title" : "Example" , "quantity" : 40 , "price" : 4})
catalog.remove_product(2)
print("After Deleting removing a particular item")
catalog.show_products()
```
from http.server import BaseHTTPRequestHandler, HTTPServer
hostName = "localhost"
serverPort = 8080
class Server(BaseHTTPRequestHandler):
def do_GET(self):
self.send_response(200)
self.send_header("Content-type", "text/html")
self.end_headers()
self.wfile.write(bytes("""
<html><head><title>Getting Started</title></head>
<body>
<p>Hello , World</p>
</body>
</html>
""", "utf-8"))
if __name__ == "__main__":
webServer = HTTPServer((hostName, serverPort), Server)
print("Server started http://{}:{}".format(hostName, serverPort))
try:
webServer.serve_forever()
except KeyboardInterrupt:
webServer.server_close()
print("Server stopped.")
Practice Assignment on List
Link 1: Basic problems that seeks to reinforce your understanding of python list.
See link
Link 2: Geek for Geeks List Exercises
Attempt the problems here