Making adjustments to meet flake8 requirements.

Author: simongarisch

pandas_datareader/econdb.py

@@ -25,7 +25,7 @@ def read(self):
         """ read one data from specified URL """
         results = requests.get(self.url).json()['results']
         df = pd.DataFrame({'dates': []}).set_index('dates')
-        
+
         if self._show == 'labels':
             def show_func(x): return x.split(':')[1]
         elif self._show == 'codes':

pandas_datareader/tests/test_eurostat.py

@@ -9,20 +9,24 @@
 class TestEurostat(object):
 
     def test_get_ert_h_eur_a(self):
-        # Former euro area national currencies vs. euro/ECU - annual data (ert_h_eur_a)
+        # Former euro area national currencies vs. euro/ECU
+        # annual data (ert_h_eur_a)
         df = web.DataReader('ert_h_eur_a', 'eurostat',
                             start=pd.Timestamp('2009-01-01'),
                             end=pd.Timestamp('2010-01-01'))
         assert isinstance(df, pd.DataFrame)
 
-        df = df["National currency (former currencies of the euro area countries)"]
-        df = df["Average"][["Italian lira", "Lithuanian litas"]]
+        header = df.columns.levels[0][0]
+        currencies = ["Italian lira", "Lithuanian litas"]
+        df = df[header]
+        df = df["Average"][currencies]
 
-        exp_col = pd.MultiIndex.from_product([['Italian lira', 'Lithuanian litas'], ['Annual']],
-                                            names=['CURRENCY', 'FREQ'])
-        exp_idx = pd.DatetimeIndex(['2009-01-01', '2010-01-01'], name='TIME_PERIOD')
+        exp_col = pd.MultiIndex.from_product([currencies, ['Annual']],
+                                             names=['CURRENCY', 'FREQ'])
+        exp_idx = pd.DatetimeIndex(['2009-01-01', '2010-01-01'],
+                                   name='TIME_PERIOD')
         values = np.array([[1936.27, 3.4528],
-                        [1936.27, 3.4528]])
+                           [1936.27, 3.4528]])
         expected = pd.DataFrame(values, index=exp_idx, columns=exp_col)
         tm.assert_frame_equal(df, expected)
 

pandas_datareader/tests/test_nasdaq.py

@@ -1,4 +1,3 @@
-import pandas_datareader
 import pandas_datareader.data as web
 from pandas_datareader._utils import RemoteDataError
 from pandas_datareader._testing import skip_on_exception

pandas_datareader/tests/yahoo/test_yahoo.py

@@ -241,7 +241,7 @@ def test_yahoo_reader_class(self):
     def test_yahoo_DataReader(self):
         start = datetime(2010, 1, 1)
         end = datetime(2015, 5, 9)
-        # yahoo will adjust for dividends by default 
+        # yahoo will adjust for dividends by default
         result = web.DataReader('AAPL', 'yahoo-actions', start, end)
 
         exp_idx = pd.DatetimeIndex(['2015-05-07', '2015-02-05',
@@ -264,8 +264,9 @@ def test_yahoo_DataReader(self):
         exp.index.name = 'Date'
         tm.assert_frame_equal(result.reindex_like(exp).round(2), exp.round(2))
 
-        # where adjust_dividends = True
-        result = web.get_data_yahoo_actions('AAPL', start, end, adjust_dividends=False)
+        # where dividends are not adjusted for splits
+        result = web.get_data_yahoo_actions('AAPL', start, end,
+                                            adjust_dividends=False)
 
         exp = pd.DataFrame({'action': ['DIVIDEND', 'DIVIDEND', 'DIVIDEND',
                                        'DIVIDEND', 'SPLIT', 'DIVIDEND',