def set_theta_zero_location(self, loc):
    '\n        Sets the location of theta\'s zero.  (Calls set_theta_offset\n        with the correct value in radians under the hood.)\n\n        May be one of "N", "NW", "W", "SW", "S", "SE", "E", or "NE".\n        '
    mapping = {'N': (np.pi * 0.5), 'NW': (np.pi * 0.75), 'W': np.pi, 'SW': (np.pi * 1.25), 'S': (np.pi * 1.5), 'SE': (np.pi * 1.75), 'E': 0, 'NE': (np.pi * 0.25)}
    return self.set_theta_offset(mapping[loc])
Sets the location of theta's zero.  (Calls set_theta_offset
with the correct value in radians under the hood.)

May be one of "N", "NW", "W", "SW", "S", "SE", "E", or "NE".
def set_theta_zero_location(self, loc):
    '\n        Sets the location of theta\'s zero.  (Calls set_theta_offset\n        with the correct value in radians under the hood.)\n\n        May be one of "N", "NW", "W", "SW", "S", "SE", "E", or "NE".\n        '
    mapping = {'N': (np.pi * 0.5), 'NW': (np.pi * 0.75), 'W': np.pi, 'SW': (np.pi * 1.25), 'S': (np.pi * 1.5), 'SE': (np.pi * 1.75), 'E': 0, 'NE': (np.pi * 0.25)}
    return self.set_theta_offset(mapping[loc])