Codehunter-py

import re
def multi_vowel_words(text):
  pattern = r"(\w+[a,e,i,o,u]{3,}\w+)"
  result = re.findall(pattern, text)
  return result

print(multi_vowel_words("Life is beautiful")) 
# ['beautiful']

print(multi_vowel_words("Obviously, the queen is courageous and gracious.")) 

Codehunter-py

import re
def extract_pid(log_line):
    regex = r"\[(\d+)\]\: (\w+)"
    result = re.search(regex, log_line)
    if result is None:
        return None
    return "{} ({})".format(result[1], result[2])

print(extract_pid("July 31 07:51:48 mycomputer bad_process[12345]: ERROR Performing package upgrade")) # 12345 (ERROR)
print(extract_pid("99 elephants in a [cage]")) # None

Codehunter-py

import re
def long_words(text):
  pattern = r"\w{7,}"
  result = re.findall(pattern, text)
  return result

print(long_words("I like to drink coffee in the morning.")) # ['morning']
print(long_words("I also have a taste for hot chocolate in the afternoon.")) # ['chocolate', 'afternoon']
print(long_words("I never drink tea late at night.")) # []

Codehunter-py

import re
def rearrange_name(name):
  result = re.search(r"^([\w \.-]*), ([\w \.-]*)$", name)
  if result == None:
    return name
  return "{} {}".format(result[2], result[1])

name=rearrange_name("Kennedy, John F.")
print(name)

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