Welcome to the Treehouse Community
Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community!
Looking to learn something new?
Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.Start your free trial
Now add a new test, test_no_args that should also assertRaises(ValueError). This time, call get_anagrams() with no argum
keeps saying "Oops!! It looks like Task 1 is no longer passing",, i am stuck ,help please
import unittest from string_fun import get_anagrams class AnagramTestCase(unittest.TestCase): def test_empty_string(self): with self.assertRaises(ValueError): get_anagrams() pass def test_no_args(self): with self.assertRaises(ValueError): get_anagrams()
import itertools def is_palindrome(yarn): """Return whether or not a string is a palindrome. A palindrome is a word/phrase that's the same in both directions. """ return yarn == yarn[::-1] def get_anagrams(*yarn): """Return a list of anagrams for a string.""" # If only one letter came in, return it if yarn: if len(yarn) == 1: return list(yarn) elif len(yarn == 0): raise ValueError("Must provide at least two letters") else: raise ValueError("Must provide at least two letters") # Get all of the words from the dictionary words = set([ w.strip().lower() for w in open('words.txt') ]) output = set() for thread in yarn: thread = thread.lower() # Find all possible anagrams for i in range(2, len(thread)): fibers = set( [''.join(w) for w in itertools.permutations(thread, i)] ) output.update(fibers.intersection(words)) # Finally, return all of the combinations that are in the dictionary return sorted(list(output))
Chris FreemanTreehouse Moderator 68,404 Points
The call to
In the test
test_empty_string, the call to
get_anagrams() is missing the actual empty string ""
pass statement is no longer needed and should be removed for clarity.
Edit2: Typo fix