Programs on strings

0_Strings.py

'''
program that concatinates all letters in prefixes to the suffix
'''

prefixes = 'JKLMNOPQ'
sufix = 'ack'
for letter in prefixes:
    print(letter + sufix)

1_contain.py

"""
function to check if substring is in the string or not
"""

def contains_substring(s, sub):
    if sub in s:
        return True
    else:
        return False


s = input("Enter the string: ")
sub = input("Enter the substring to find: ")
print(contains_substring(s, sub))

2_split.py

'''
split a sentence into words and print
'''
sentence = 'A quick brown fox jumped over the lazy dog'
print(sentence.split())
for word in sentence.split():
    print(word)

echobot_v1.py

print("Hello! I'm an echobot. I can repeat whatever you say")
while True:
    inp = input().lower()
    if inp == 'hi':
        print("hello")
    elif inp == 'bye':
        print('Good Bye')
        break
    else:
        print(inp)

echobot_v2.py

print("Hello! I'm an echobot. I can repeat whatever you say")
while True:
    inp = input().lower()
    if inp == 'hi' or inp == 'hello':
        print("hello")
    elif inp == 'bye' or inp == 'good bye':
        print('Good Bye')
        break
    else:
        print(inp)

echobot_v3.py

print("Hello! I'm an echobot. I can repeat whatever you say")
while True:
    inp = input().lower()
    if 'hi' in inp:
        print("hello")
    elif 'name' in inp:
        print("My name is botty!")
    elif 'bye' in inp:
        print('Good Bye')
        break
    else:
        print(inp)