25 lines
645 B
Python
25 lines
645 B
Python
import re
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class Phrase:
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"""A class to represent phrases."""
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def __init__(self, content):
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self.content = content
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def ispalindrome(self):
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"""Return True for a palindrome, False otherwise."""
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return self.processed_content() == reverse(self.processed_content())
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def processed_content(self):
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"""Return content for palindrome testing."""
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return self.letters().lower()
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def letters(self):
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"""Return the letters in the content."""
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return "".join(re.findall(r"[a-zA-Z]", self.content))
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def reverse(string):
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"""Reverse a string."""
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return "".join(reversed(string))
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