class OptionQuote(object):
def __init__(self):
self._expr_url = 'http://finance.yahoo.com/q/os?s=%s'
self._option_url = "http://finance.yahoo.com/q/os?s=%s&m=%s"
self._exp_parser = ExpirationParser()
self._option_parser = OptionParser()
def _convert_exp2str(self, expr):
"""
Convert date object to YYYY-MM string format
@param expr expiration date as python DateTime object
"""
return expr.strftime('%Y-%m')
def _get_option_expirations(self, underlying):
"""
Parser the main option page for list of expirations dates
@param symbol symbol of the underlying stock
@return list of expiration dates as Datetime obj
"""
url = self._expr_url % underlying
data = urllib.urlopen(url).read()
self._exp_parser.reset()
self._exp_parser.feed(data)
self._exp_parser.close()
return self._exp_parser.expirations
def _get_option_by_expr(self, underlying, expr):
"""
Parser yahoo option page for data
@param underlying stock
@param expr expiration date in YYYY-MM string format
@return dict of option data for the given stock/expiration date
"""
url = self._option_url % (underlying, expr)
data = urllib.urlopen(url).read()
self._option_parser.reset()
self._option_parser.feed(data)
self._option_parser.close()
return normalize_option_data(self._option_parser.data[1:-1], expr)
class OptionQuote(object):
def __init__(self):
self._expr_url = "http://finance.yahoo.com/q/os?s=%s"
self._option_url = "http://finance.yahoo.com/q/os?s=%s&m=%s"
self._exp_parser = ExpirationParser()
self._option_parser = OptionParser()
def _convert_exp2str(self, expr):
"""
Convert date object to YYYY-MM string format
@param expr expiration date as python DateTime object
"""
return expr.strftime("%Y-%m")
def _get_option_expirations(self, underlying):
"""
Parser the main option page for list of expirations dates
@param symbol symbol of the underlying stock
@return list of expiration dates as Datetime obj
"""
url = self._expr_url % underlying
data = urllib.urlopen(url).read()
self._exp_parser.reset()
self._exp_parser.feed(data)
self._exp_parser.close()
return self._exp_parser.expirations
def _get_option_by_expr(self, underlying, expr):
"""
Parser yahoo option page for data
@param underlying stock
@param expr expiration date in YYYY-MM string format
@return dict of option data for the given stock/expiration date
"""
url = self._option_url % (underlying, expr)
data = urllib.urlopen(url).read()
self._option_parser.reset()
self._option_parser.feed(data)
self._option_parser.close()
return normalize_option_data(self._option_parser.data[1:-1], expr)
def __init__(self):
self._expr_url = 'http://finance.yahoo.com/q/os?s=%s'
self._option_url = "http://finance.yahoo.com/q/os?s=%s&m=%s"
self._exp_parser = ExpirationParser()
self._option_parser = OptionParser()
def __init__(self):
self._expr_url = "http://finance.yahoo.com/q/os?s=%s"
self._option_url = "http://finance.yahoo.com/q/os?s=%s&m=%s"
self._exp_parser = ExpirationParser()
self._option_parser = OptionParser()
