Fix wind direction in data api

metobsapi/data_api.py

@@ -92,9 +92,8 @@ def handle_influxdb_result(result, symbols, interval):
             frame = pd.DataFrame(data_points, columns=['time'] + influx_symbs)
         frame.set_index('time', inplace=True)
         frame.fillna(value=np.nan, inplace=True)
-        if influx_symbs[-1] == 'wind_north':
         # remove wind components
-            if 'wind_dir' in frame.columns:
+        if influx_symbs[-1] == 'wind_north' and 'wind_direction' in frame.columns:
             frame['wind_direction'] = np.rad2deg(np.arctan2(frame['wind_east'], frame['wind_north']))
             frame = frame.iloc[:, :-2]
             frame.columns = req_syms[:-2]