def _find_conference_teams(self, conference_abbreviation, year):
if not year:<EOL><INDENT>year = utils._find_year_for_season('<STR_LIT>')<EOL><DEDENT>page = self._pull_conference_page(conference_abbreviation, year)<EOL>if not page:<EOL><INDENT>url = CONFERENCE_URL % (conference_abbreviation, year)<EOL>output = ("<STR_LIT>"<EOL>"<STR_LIT>" % url)<EOL>raise ValueError(output)<EOL><DEDENT>conference = page('<STR_LIT>').items()<EOL>for team in conference:<EOL><INDENT>team_abbreviation = self._get_team_abbreviation(team)<EOL>if team_abbreviation == '<STR_LIT>':<EOL><INDENT>continue<EOL><DEDENT>team_name = team('<STR_LIT>').text()<EOL>self._teams[team_abbreviation] = team_name<EOL><DEDENT>
Retrieve the teams in the conference for the requested season.

Find and retrieve all teams that participated in a conference for a
given season. The name and abbreviation for each team are parsed and
recorded to enable easy queries of conference schools..

Parameters
----------
conference_abbreviation : string
    A string of the requested conference's abbreviation, such as
    'big-12'.
year : string
    A string of the requested year to pull conference information from.