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import re
from knowit.core import Rule
class ClosedCaptionRule(Rule):
"""Closed caption rule."""
cc_re = re.compile(r'(\bcc\d\b)', re.IGNORECASE)
def execute(self, props, pv_props, context):
"""Execute closed caption rule."""
if '_closed_caption' in pv_props and self.cc_re.search(pv_props['_closed_caption']):
return True
if 'guessed' in pv_props:
guessed = pv_props['guessed']
return guessed.get('closed_caption')
class HearingImpairedRule(Rule):
"""Hearing Impaired rule."""
def execute(self, props, pv_props, context):
"""Hearing Impaired."""
if 'guessed' in pv_props:
guessed = pv_props['guessed']
return guessed.get('hearing_impaired')
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