more deprecation

pandas/util/testing.py

@@ -526,7 +526,7 @@ def get_locales(prefix=None, normalize=True,
     """
     try:
         raw_locales = locale_getter()
-    except:
+    except Exception:
         return None
 
     try:
@@ -757,7 +757,7 @@ def set_trace():
     from IPython.core.debugger import Pdb
     try:
         Pdb(color_scheme='Linux').set_trace(sys._getframe().f_back)
-    except:
+    except Exception:
         from pdb import Pdb as OldPdb
         OldPdb().set_trace(sys._getframe().f_back)
 
@@ -1265,9 +1265,9 @@ def assert_series_equal(left, right, check_dtype=True,
                                      check_dtype=check_dtype)
     elif is_interval_dtype(left) or is_interval_dtype(right):
         # TODO: big hack here
-        l = pd.IntervalIndex(left)
-        r = pd.IntervalIndex(right)
-        assert_index_equal(l, r, obj='{obj}.index'.format(obj=obj))
+        left = pd.IntervalIndex(left)
+        right = pd.IntervalIndex(right)
+        assert_index_equal(left, right, obj='{obj}.index'.format(obj=obj))
 
     else:
         _testing.assert_almost_equal(left.get_values(), right.get_values(),
@@ -1439,8 +1439,9 @@ def assert_panelnd_equal(left, right,
         assert_index_equal(left_ind, right_ind, check_names=check_names)
 
     if by_blocks:
-        rblocks = right.blocks
-        lblocks = left.blocks
+        with warnings.catch_warnings(record=True):
+            rblocks = right.blocks
+            lblocks = left.blocks
         for dtype in list(set(list(lblocks.keys()) + list(rblocks.keys()))):
             assert dtype in lblocks
             assert dtype in rblocks
@@ -2345,7 +2346,7 @@ def wrapper(*args, **kwargs):
 
             try:
                 e_str = traceback.format_exc(e)
-            except:
+            except Exception:
                 e_str = str(e)
 
             if any([m.lower() in e_str.lower() for m in _skip_on_messages]):
@@ -2582,7 +2583,7 @@ def assert_produces_warning(expected_warning=Warning, filter_level="always",
             for m in clear:
                 try:
                     m.__warningregistry__.clear()
-                except:
+                except Exception:
                     pass
 
         saw_warning = False
@@ -2849,7 +2850,7 @@ def setTZ(tz):
         if tz is None:
             try:
                 del os.environ['TZ']
-            except:
+            except KeyError:
                 pass
         else:
             os.environ['TZ'] = tz