Codehunter-py

import re
def check_zip_code (text):
  result = re.search(r"[ ]\d{5}|[ ]\d{5}-\d{4}", text)
  return result != None

print(check_zip_code("The zip codes for New York are 10001 thru 11104.")) # True
print(check_zip_code("90210 is a TV show")) # False
print(check_zip_code("Their address is: 123 Main Street, Anytown, AZ 85258-0001.")) # True
print(check_zip_code("The Parliament of Canada is at 111 Wellington St, Ottawa, ON K1A0A9.")) # False

Codehunter-py

import re
def contains_acronym(text):
  pattern = r"\([A-Z1-9][a-zA-Z1-9]*\)"
  result = re.search(pattern, text)
  return result != None

print(contains_acronym("Instant messaging (IM) is a set of communication technologies used for text-based communication")) # True
print(contains_acronym("American Standard Code for Information Interchange (ASCII) is a character encoding standard for electronic communication")) # True
print(contains_acronym("Please do NOT enter without permission!")) # False
print(contains_acronym("PostScript is a fourth-generation programming language (4GL)")) # True

Codehunter-py

import re
def check_time(text):
  pattern = r"[1-9][0-2]?:[0-5][0-9] ?[am|pm|AM|PM]"
  result = re.search(pattern, text)
  return result != None

print(check_time("12:45pm")) # True
print(check_time("9:59 AM")) # True
print(check_time("6:60am")) # False
print(check_time("five o'clock")) # False

Codehunter-py

import re
def check_web_address(text):
  pattern = r"^\S+\.[a-zA-Z]+$"
  result = re.search(pattern, text)
  return result != None

print(check_web_address("gmail.com")) # True
print(check_web_address("www@google")) # False
print(check_web_address("www.Coursera.org")) # True
print(check_web_address("web-address.com/homepage")) # False

Codehunter-py

import re
def check_sentence(text):
  result = re.search(r"^[A-Z][a-z| ]*[.?\!]$", text)
  return result != None

print(check_sentence("Is this is a sentence?")) # True
print(check_sentence("is this is a sentence?")) # False
print(check_sentence("Hello")) # False
print(check_sentence("1-2-3-GO!")) # False
print(check_sentence("A star is born.")) # True

Codehunter-py

import re
def check_character_groups(text):
  result = re.search(r"[0-9]\w", text)
  return result != None

print(check_character_groups("One")) # False
print(check_character_groups("123  Ready Set GO")) # True
print(check_character_groups("username user_01")) # True
print(check_character_groups("shopping_list: milk, bread, eggs.")) # False

Codehunter-py

import re
def repeating_letter_a(text):
  result = re.search(r"[Aa].*a", text)
  return result != None

print(repeating_letter_a("banana")) # True
print(repeating_letter_a("pineapple")) # False
print(repeating_letter_a("Animal Kingdom")) # True
print(repeating_letter_a("A is for apple")) # True

Codehunter-py

import re
def check_punctuation (text):
  result = re.search(r"[,.:;?!]", text)
  return result != None

print(check_punctuation("This is a sentence that ends with a period.")) # True
print(check_punctuation("This is a sentence fragment without a period")) # False
print(check_punctuation("Aren't regular expressions awesome?")) # True
print(check_punctuation("Wow! We're really picking up some steam now!")) # True
print(check_punctuation("End of the line")) # False

Codehunter-py

import os
import csv

# Create a file with data in it
def create_file(filename):
  with open(filename, "w") as file:
    file.write("name,color,type\n")
    file.write("carnation,pink,annual\n")
    file.write("daffodil,yellow,perennial\n")
    file.write("iris,blue,perennial\n")

Codehunter-py

import os
import csv

# Create a file with data in it
def create_file(filename):
  with open(filename, "w") as file:
    file.write("name,color,type\n")
    file.write("carnation,pink,annual\n")
    file.write("daffodil,yellow,perennial\n")
    file.write("iris,blue,perennial\n")