shortened lines to pass linting

Author: dickreuter

doc/source/whatsnew/v0.20.0.txt

@@ -9,7 +9,6 @@ users upgrade to this version.
 
 Highlights include:
 
-- Building pandas for development now requires ``cython >= 0.23`` (:issue:`14831`)
 
 Check the :ref:`API Changes <whatsnew_0200.api_breaking>` and :ref:`deprecations <whatsnew_0200.deprecations>` before updating.
 
@@ -61,7 +60,6 @@ Other enhancements
 - The ``usecols`` argument in ``pd.read_csv`` now accepts a callable function as a value  (:issue:`14154`)
 - ``pd.DataFrame.plot`` now prints a title above each subplot if ``suplots=True`` and ``title`` is a list of strings (:issue:`14753`)
 - ``pd.Series.interpolate`` now supports timedelta as an index type with ``method='time'`` (:issue:`6424`)
-- ``pandas.io.json.json_normalize`` If meta keys are not always present a new option to set errors="ignore" (:issue:`14583`)
 - ``pandas.io.json.json_normalize`` gained the option ``errors='ignore'|raise``; the default is raise and is backward compatible. (:issue:`14583`)
 
 

pandas/io/json.py

@@ -743,8 +743,12 @@ def json_normalize(data, record_path=None, meta=None,
         path to records is ['foo', 'bar']
     meta_prefix : string, default None
     error: {'raise', 'ignore'}, default 'raise'
-        * ignore: will ignore KeyError if keys listed in meta are not always present
-        * raise: will raise KeyError if keys listed in meta are not always present
+        * ignore: will ignore KeyError if keys listed in meta are not
+        always present
+        * raise: will raise KeyError if keys listed in meta are not
+        always present
+        
+        .. versionadded:: 0.20.0
 
     Returns
     -------
@@ -850,7 +854,8 @@ def _recursive_extract(data, path, seen_meta, level=0):
                             if errors == 'ignore':
                                 meta_val = np.nan
                             else:
-                                raise KeyError("Try running with errors='ignore' as key %s is not always present.", e)
+                                raise KeyError("Try running with errors='ignore'"
+                                               "as key %s is not always present.", e)
                     meta_vals[key].append(meta_val)
 
                 records.extend(recs)

pandas/io/tests/json/test_json_norm.py

@@ -227,7 +227,8 @@ def test_nested_flattens(self):
 
 
     def test_json_normalize_errors(self):
-        # GH14583: If meta keys are not always present a new option to set errors='ignore' has been implemented
+        # GH14583: If meta keys are not always present
+        # a new option to set errors='ignore' has been implemented
         i = {
             "Trades": [{
                 "general": {
@@ -238,38 +239,33 @@ def test_json_normalize_errors(self):
                         "symbol": "AAPL",
                         "name": "Apple",
                         "price": "0"
-
                     }, {
-
                         "symbol": "GOOG",
                         "name": "Google",
                         "price": "0"
-
                     }
                     ]
                 }
             }, {
                 "general": {
                     "tradeid": 100,
                     "stocks": [{
-
                         "symbol": "AAPL",
                         "name": "Apple",
                         "price": "0"
-
                     }, {
                         "symbol": "GOOG",
                         "name": "Google",
                         "price": "0"
-
                     }
                     ]
                 }
             }
             ]
         }
         j = json_normalize(data=i['Trades'], record_path=[['general', 'stocks']],
-                           meta=[['general', 'tradeid'], ['general', 'trade_version']], errors='ignore')
+                           meta=[['general', 'tradeid'], ['general', 'trade_version']],
+                           errors='ignore')
         expected={'general.trade_version': {0: 1.0, 1: 1.0, 2: '', 3: ''},
          'general.tradeid': {0: 100, 1: 100, 2: 100, 3: 100},
          'name': {0: 'Apple', 1: 'Google', 2: 'Apple', 3: 'Google'},
@@ -280,7 +276,8 @@ def test_json_normalize_errors(self):
 
         self.assertRaises(KeyError,
                 json_normalize, data=i['Trades'], record_path=[['general', 'stocks']],
-                           meta=[['general', 'tradeid'], ['general', 'trade_version']], errors='raise'
+                           meta=[['general', 'tradeid'], ['general', 'trade_version']],
+                          errors='raise'
                           )