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pythoncode.html
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<!--
Title: Python Code
by: Zane Dax
Date: May 17, 2021
Notes: This is organized old Python code from various projects and learnings dating back to 2016.
-->
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link href="https://fonts.googleapis.com/css2?family=Roboto+Mono&display=swap" rel="stylesheet">
<title> Python Code Portfolio </title>
</head>
<body>
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
body{
background-color: #0b172e;
color: chartreuse;
font-family: 'Roboto Mono', monospace;
}
h1{
text-align: center;
}
h2{
margin-left: 8%;
}
p{
padding-left: 8%;
}
header{
margin: 10px;
color: aqua;
font-size: medium;
}
.collapsible {
font-family: 'Roboto Mono', monospace;
background-color: rgb(37, 51, 106);
color: chartreuse; /*#0b172e; */
cursor: pointer;
padding: 19px;
/* width: 100%; */
border: none;
text-align: left;
outline: none;
font-size: 15px;
margin: 10px;
margin-left: 80px;
width: 50%;
}
.active, .collapsible:hover {
background-color: #555;
}
.content {
padding: 0 18px;
max-height: 0;
overflow: hidden;
transition: max-height 0.2s ease-out;
background-color: #0b172e;
}
</style>
</head>
<body>
<header>
<a href="./friend_bot/friend2.html"> friend chatbot </a>
</header>
<div class="container">
<h1> Python Portfolio </h1>
</div>
<h2> Collapsibles</h2>
<p> A Collapsible:</p>
<button class="collapsible"> Animated </button>
<div class="content">
<section>
<h2> Animation Dated © 2016 </h2>
<pre>
------------------
import pygame, sys
from pygame.locals import *
pygame.init()
FPS = 30 # frames per second setting
fpsClock = pygame.time.Clock()
# set up the window
DISPLAYSURF = pygame.display.set_mode((400, 300), 0, 32)
pygame.display.set_caption('Animation')
WHITE = (255, 255, 255)
catImg = pygame.image.load('cat.png')
catx = 10
caty = 10
direction = 'right'
while True: # the main game loop
DISPLAYSURF.fill(WHITE)
if direction == 'right':
catx += 5
if catx == 280:
direction = 'down'
elif direction == 'down':
caty += 5
if caty == 220:
direction = 'left'
elif direction == 'left':
catx -= 5
if catx == 10:
direction = 'up'
elif direction == 'up':
caty -= 5
if caty == 10:
direction = 'right'
DISPLAYSURF.blit(catImg, (catx, caty))
for event in pygame.event.get():
if event.type == QUIT:
pygame.quit()
sys.exit()
pygame.display.update()
fpsClock.tick(FPS)
</pre>
</section>
</div>
<button class="collapsible"> Text to Speech </button>
<div class="content">
<section>
<pre>
from .engine import pyttsx
from . import driver
#except Expception as e
engine = pyttsx.init()
engine.say(" good afternoon ")
engine.runAndWait()
</pre>
</section>
</div>
<button class="collapsible">Text to Speech (Mac) </button>
<div class="content">
<section>
<pre>
import os
os.system("echo 'hello world'")
os.system("say hello there, i am invisible text but you can hear me. \
I am your computer that is talking to you using the text that you typed in your awesome python code. \
the weather is super wonderful and is fine for my processors. I am your computer friend ")
</pre>
</section>
</div>
<button class="collapsible"> Class Object </button>
<div class="content">
<section>
<pre>
class Shape:
"""docstring for Shape"""
def __init__(self, x, y):
#super(Shape, self).__init__()
# a variable inside a class is an ATTRIBUTE
self.x = x
self.y = y
self.description = " this shape has not been described yet"
self.author = " no one is author of shape yet"
#---- a function() inside a class is called a METHOD
def area(self):
return self.x * self.y
def perimeter(self):
return 2 * self.x + 2 * self.y
def desribe(self, text):
self.description = text
def authorName(self, text):
self.author = text
def scaleSize(self, scale):
self.x = self.x * scale
self.y = self.y * scale
#--- class instance
rectangle = Shape(100,45)
#--- class instance
fat_rectangle = Shape(130,120)
print (" rectangle area : ",rectangle.area())
print (" rectangle perimeter : ",rectangle.perimeter())
print (" rectangle scale size: ",rectangle.scaleSize(0.5))
#------------------------------- CLASS INHERITANCE
''' create a new Class based on ther 'parent' class which allows parent method modifications
or have the same name as an attribute or method in parent Class '''
'''
class Square(Shape):
def __init__(self,x):
self.x = x
self.y = y
class DoubleSquare(Square):
def __init__(self,y):
self.x = 2 * y
self.y = y
def perimeter(self):
return 2 * self.x + 3 * self.y
</pre>
</section>
</div>
<button class="collapsible"> Number Conversion </button>
<div class="content">
<section>
<pre>
number= int(input(" enter a int: "))
print(" -- in hex: ", hex(number))
print(" -- in binary: ", bin(number))
print(" -- complex number: ", complex(number))
# complex number
n = 5
z = complex(n)
print(" complex # ",z)
print(" -- Octal: ", oct(number))
print("\n chr(87) = ", chr(87))
print(" ord('a') = ", ord('a'))
print(" divmod(15,2) = ", divmod(15,2))
</pre>
</section>
</div>
<button class="collapsible"> String Formatting </button>
<div class="content">
<section>
<pre>
#------------------------------------------------------------------ WORD SLICING
words =" list of words of rambling testing words for slicing"
print(" words sliced: ", words[::2], " << slices every other letter")
#----------------------------------------------- FORMATTING
print(" formatting: {0} spam".format('spicy'))
import string
wordy = "formatting method synthax is fun "
print(wordy.capitalize())
print(wordy.upper())
print(" wordy.isalpha() = ",wordy.isalpha())
print(" wordy.isnumeric() = ",wordy.isnumeric())
num_list = [1,2,3,4,5,6,7]
print(num_list)
print(num_list.reverse())
print(num_list.count(2))
#------------------------------------------ string methods
s = "this is a string"
print(s.capitalize() ) # no value in (), capitalizes first letter
print(s.upper() ) # all caps
print( s.replace('this','cheese') )
</pre>
</section>
</div>
<button class="collapsible"> While Loop </button>
<div class="content">
<section>
<pre>
# While loop
i = 2
while i < 22:
print(i)
if i == 17:
print(" -- break time ")
break
i += 1
</pre>
</section>
</div>
<button class="collapsible"> Credit Card Balance </button>
<div class="content">
<section>
<pre>
#---
creditCard_balance = 0
balance = 0
penalty = 0
#---
print("\n--------- interest rate on credit ---------\n")
INTEREST_RATE = float(input(" * Enter current interest rate (%): "))
interest_ =(INTEREST_RATE/100)
creditCard_balance= float(input(" * Enter card balance: "))
payment= float(input(" * Enter payment: "))
balance = (creditCard_balance - payment)
new_balance = (penalty+balance)
print(" - - - - - - - - -")
if (balance > 0):
penalty = (balance * interest_)
print(" -- ( interest rate = ", interest_,") -- ")
print(" balance = $", balance)
print(" new interest = ", penalty)
print("..... NEW balance is $", new_balance, ".....")
</pre>
</section>
</div>
<button class="collapsible"> Payroll Program </button>
<div class="content">
<section>
<pre>
#--------------------------- work hours & overtime
pay_rate =0
hours=0
print("\n------ $ ------ work wages & overtime ------- $ ---\n")
hours = float(input(" Enter # of work hours: "))
pay_rate = float(input(" Enter hourly wage ($) : "))
print(" - - - - - - - - - - \n")
if (hours > 40.0):
#--- OVERTIME -----
over_hours = (hours - 40.0)
OVERTIME = (1.5 * over_hours * pay_rate)
#---- REGULAR HOURS & PAY
regular_hours = (40.0 * pay_rate)
full_wage = (OVERTIME + regular_hours)
#---- savings of 20% shown
print(" [ 20% saving = $",savings_)
# overtime pay alone calculated & shown
print(" overtime $ = ", OVERTIME)
# overtime calculated with regular pay shown
print(" wages = $", full_wage)
else:
# less than 40 hours worked
regular_hours = (40.0 * pay_rate)
print(" regular wages = $", regular_hours,"\n")
#---- savings of 20% shown
savings_ = (regular_hours*.20)
print("\t [20% saving = $",savings_,"]")
#--- show money after saving 20%
pay_minus_savings = (regular_hours - savings_)
print("\t .... post saving = $",pay_minus_savings)
monthly_income = (regular_hours * 2)
yearly_salary = (monthly_income * 12)
print("\t -----------------------------")
print("\t | ..... monthly $",monthly_income," |")
print("\t | ..... yearly $", yearly_salary," |")
print("\t -----------------------------")
print("\n ")
</pre>
</section>
</div>
<button class="collapsible"> Leap Year Program </button>
<div class="content">
<section>
<pre>
# LEAP YEAR
year1 = int(input(" Enter 1 year: "))
if (year1 % 4) ==0:
if (year1 % 100) == 0:
if (year1 %400) ==0:
print(".... ",year1," = leap")
else:
print(" ",year1,"not a leap year")
else:
print("____ ",year1," = leap")
else:
print(" ", year1," is not leap - ")
</pre>
</section>
</div>
<button class="collapsible"> Get Calendar </button>
<div class="content">
<section>
<pre>
import calendar
year = 0
month = 0
year = int(input(" Enter year: "))
month = int(input(" Enter month # : "))
print(" --------------------")
print(calendar.month(year,month))
print(" --------------------")
</pre>
</section>
</div>
<button class="collapsible"> Swap Variables </button>
<div class="content">
<section>
<pre>
# SWAP VARIABLES
print("\n ----- variable swap ----- ")
x = input(" Enter value for x: ")
y = input(" Enter value for y: ")
# - temp & swap
temp = x
x = y
y = temp
print(" ... the value for x ",x, "swapped")
print(" ... the value for y ",y, "swapped")
</pre>
</section>
</div>
<button class="collapsible"> Odd or Even Number </button>
<div class="content">
<section>
<pre>
# ODD OR EVEN NUMBER CHECK
print("\n ----- odd or even ------")
number = int(input(" enter a integer: "))
if (number %2) ==0:
print(" ",number," is even ")
else:
print(" ",number, " is odd ")
</pre>
</section>
</div>
<button class="collapsible"> Is It Prime ?</button>
<div class="content">
<section>
<pre>
# IS PRIME
print("\n ------ IS PRIME OR NOT ------")
num = int(input(" enter integer: "))
if num > 1:
for i in range(2, num):
if (num % i) ==0:
print(" ",num," is not a prime number")
print(" ... ",i," * ", num//i, " = ",num)
break
else:
print(" ",num, " IS PRIME ")
else:
print(num," not prime ")
</pre>
</section>
</div>
<button class="collapsible"> Find Largest Number </button>
<div class="content">
<section>
<pre>
# FIND LARGEST NUMBER
print("\n ----- FIND LARGEST NUMBER -------")
num1 = float(input(" enter 1st number: "))
num2 = float(input(" enter 2nd number: "))
num3 = float(input(" enter 3rd number: "))
if (num1 >= num2) and (num1 >= num3):
largest = num1
elif (num2 >= num1) and (num2 >= num3):
largest = num2
else:
largest = num3
print(" ... the largest number of (",num1,num2,num3,") is ",largest)
</pre>
</section>
</div>
<button class="collapsible"> Find Lowest Common Multiple </button>
<div class="content">
<section>
<pre>
# FIND LOWEST COMMON MULTIPLE
def L_C_M(x,y):
# choose greater number
if x > y:
greater = x
else:
greater = y
while (True):
if((greater % x == 0) and (greater % y == 0)):
lcm = greater
break
greater +=1
return lcm
print("\n ---- LOWEST COMMON MULTIPLE ------")
num1 = int(input(" enter 1st number: "))
num2 = int(input(" enter 2nd number: "))
print(" ---- ")
print(" ... the LCM of",num1,"&",num2, "is = ", L_C_M(num1,num2))
</pre>
</section>
</div>
<button class="collapsible"> Highest Common Factor </button>
<div class="content">
<section>
<pre>
# HIGHEST COMMON FACTOR
def H_C_F(x,y):
# choose smallest number
if x > y:
smallest = y
else:
smallest = x
# loop
for i in range(1, smallest+1):
if((x % i ==0) and (y % i ==0)):
hcf = i
return hcf
print("\n ----- HIGHEST COMMON FACTOR ------")
num1 = int(input(" enter 1st num: "))
num2 = int(input(" enter 2nd num: "))
print("\t .... "," HCF = ", H_C_F(num1,num2))
</pre>
</section>
</div>
<button class="collapsible"> Fibonacci Sequence </button>
<div class="content">
<section>
<pre>
# FIBONACCI SEQUENCE
print("\n - - - - Fibonacci Sequence - - - -")
n_terms = int(input(" how many terms? : "))
num1 =0
num2 =1
count =0
# check number of terms
if n_terms <= 0:
print(" invalid number, positive integer only")
elif n_terms ==1:
print(" Fibo seq up to ",n_terms, num1)
else:
print(" Fibo seq to ", n_terms)
while count < n_terms:
print(" ",num1, end=',')
nth = num1 + num2
num1 = num2
num2 = nth
count +=1
print("\n")
</pre>
</section>
</div>
<button class="collapsible"> Armstrong Number </button>
<div class="content">
<section>
<pre>
# ARMSTRONG NUMBER
print("\n * * * * Armstrong Number * * * *")
num = int(input(" Enter a 3 digit number: "))
sum_ = 0
# finds the sum of the cube of each digit
temp = num
while temp > 0:
digit = temp % 10
sum_ += digit ** 3
temp //= 10
if num == sum_:
print(" ",num,"is an Armstrong #")
else:
print(" ... ",num," not Armstrong number")
</pre>
</section>
</div>
<button class="collapsible"> Simple Calculator </button>
<div class="content">
<section>
<pre>
# SIMPLE CALCULATOR
#---------------- math functions
def add(x,y):
return x + y
def subtract(x,y):
return x - y
def multiply(x,y):
return x * y
def divide(x,y):
return x / y
#-----------------
#----------------- display
print("\n Select operation: ")
print(" 1. Add")
print(" 2. Subtract")
print(" 3. Multiply")
print(" 4. Divide")
#-------------------- user choice
choice = int(input(" Select one: 1/2/3/4 :"))
num1 = int(input(" Enter 1st number: "))
num2 = int(input(" Enter 2nd number: "))
if (choice ==1):
print(" ...",num1,"+",num2,"=",add(num1,num2))
elif (choice ==2):
print(" ...",num1,"-",num2,"=", subtract(num1,num2))
elif (choice ==3):
print(" ...",num1,"*",num2,"=", multiply(num1,num2))
elif (choice ==4):
print(" ...",num1,"/",num2,"=", divde(num1,num2))
else:
print(" invalud selection")
</pre>
</section>
</div>
<button class="collapsible"> Card Shuffle </button>
<div class="content">
<section>
<pre>
# CARD SHUFFLE
import itertools, random
print("\n ----------- deck shuffle ----------")
# make a deck of cards
deck = list(itertools.product(range(1,14), ['Spades','Hearts','Diamonds','Clubs']))
# shuffle the cards
random.shuffle(deck)
# draw 5 cards
print(" you got: ")
for i in range(5):
print(" ",deck[i][0],"of", deck[i][1])
print("------------------------------------ \n")
</pre>
</section>
</div>
<button class="collapsible"> Word Sort </button>
<div class="content">
<section>
<pre>
# WORD SORT in alphabetical order
usr_string = input(" enter a string: ")
# breakdown string into list of words
words = usr_string.split()
# then sort the words using sort()
words.sort()
print(" words sorted: ")
for word in words:
print(word, end=" ")
print("\n")
</pre>
</section>
</div>
<button class="collapsible"> Quadratic Equation </button>
<div class="content">
<section>
<pre>
# QUADRATIC EQUATION
import cmath
a = float(input(" enter value for a: "))
b = float(input(" enter value for b: "))
c = float(input(" enter value for c: "))
# calculate
d = (b ** 2) - (4 * a * c)
# solutions
solution1 = (-b - cmath.sqrt(d))/(2*a)
solution2 = (-b + cmath.sqrt(d))/(2*a)
print(" solution: ",solution1,"&", solution2)
</pre>
</section>
</div>
<button class="collapsible"> Recursive Search Graph </button>
<div class="content">
<section>
<pre>
#---- depth first search = recursive alogorithm
def dfs(graph, start, visited=None):
if visited is None:
visited = set()
visited.add(start)
print(start)
for next in graph[start] - visited:
dfs(graph, next, visited)
return visited
graph = {'0': set(['1', '2']),
'1': set(['0', '3', '4']),
'2': set(['0']),
'3': set(['1']),
'4': set(['2', '3'])}
dfs(graph, '0')
</pre>
</section>
</div>
<button class="collapsible"> Recursion function </button>
<div class="content">
<section>
<pre>
# recursion is a function that calls other functions
def main():
loop_number = int(input(" How many times for the loop? : "))
count =1
recursion(loop_number, count)
def recursion(loop_number,count):
if loop_number > 0:
print(" this is loop iteration ", count)
recursion(loop_number -1,count +1)
else:
print(" ---- the loop is now complete ----")
main()
</pre>
</section>
</div>
<button class="collapsible"> Nested For Loops (triangle & stars) </button>
<div class="content">
<section>
<pre>
# NESTED FOR LOOP
##----------- number triangle
for i in range(1,11):
for j in range(11 - i):
print(" ", end = " ")
for j in range(1,i):
print(j, end = " ")
for i in range(i, 0, -1):
print(i,end= " ")
print("\n")
#----------- stars
for i in range(1,11):
for j in range(11 - i):
print(" ", end = " ")
for j in range(1,i):
print("*", end = " ")
for i in range(i, 0, -1):
print("*",end= " ")
print("\n")
</pre>
</section>
</div>
<button class="collapsible"> Menu function </button>
<div class="content">
<section>
<pre>
# the menu function:
def menu(list, question):
for entry in list:
print(1 + list.index(entry),)
print(") " + entry)
return int(input(question)) - 1
items = ['plant', 'chair', 'door','trash can', 'window','box']
key_location =3
key_found = 0
loop =1
print(" here is items, 1 has the key ")
print(len(items),"things: ")
for x in items:
print (x)
print(" the door is locked, find key")
</pre>
</section>
</div>
<button class="collapsible"> Squaring numbers, list comprehension </button>
<div class="content">
<section>
<pre>
# squaring list of numbers, list comprehension
nums = [0,1,2,3,4]
square_it =[]
for x in nums:
square_it.append(x**2)
print square_it
# simpler code for above
nums = [2,3,4,5]
square_it = [x**2 for x in nums]
print square_it
</pre>
</section>
</div>
<button class="collapsible"> NumPy Arrays & Matrices </button>
<div class="content">
<section>
<pre>
#----------------------------------------------------------------- NUMPY
# NUMPY science computing for arrays
# numpy array is grid of values of same type non-negative integers
# dimension number = rank of array
# tuple of integers = shape of array
import numpy as np
array1 = np.array([1,2,3]) # rank 1 array
print(type(array1) )
print(array1.shape ) # prints out (3,)