Strip Whitespace Middleware

"""
Tightens up response content by removed superflous line breaks and whitespace.
By Doug Van Horn
"""

import re
class StripWhitespaceMiddleware:
    """
    Strips leading and trailing whitespace from response content.
    """
    def __init__(self):
        self.whitespace = re.compile('\s*\n+\s*')

    def process_response(self, request, response):
        new_content = self.whitespace.sub('\n', response.content)
        response.content = new_content
        return response