The Data Analyst Toolkit

What will the following code print?
import re
hand = open(‘mbox-short.txt’)
   for line in hand:
          line = line.rstrip()
          if re.search(‘^From:’, line):
              print(line)

Which of the following options is the correct way to import the regex library?

Consider this code: re.search(‘\$.+’, line)
Which of the following line will return a match

The following code will match all the emails up to the last @ sign)?
True or false?
import re
string = ‘From: steve_doe@outlook.com, alex.drake@hotmail.fr, olivia.Montana123@gmail.com’
print(re.findall(‘From:.+?@’, string))

Which of these option(s) will match digits in a string?

What does the re module in Python stand for?

Which function is used to search for a pattern in a string using regular expressions?

In a regular expression, what does the metacharacter . represent?

Which quantifier specifies that a pattern should occur 0 or more times?

What will the regex \\d{2,4} match in a string?