CLN: remove merge-pr script, clean Exception in tm, doc

doc/source/user_guide/io.rst

@@ -4845,7 +4845,7 @@ The above example creates a partitioned dataset that may look like:
    from shutil import rmtree
    try:
        rmtree('test')
-   except Exception:
+   except OSError:
        pass
 
 .. _io.sql:

pandas/tests/groupby/aggregate/test_other.py

@@ -385,10 +385,7 @@ def test_agg_consistency():
     # agg with ([]) and () not consistent
     # GH 6715
     def P1(a):
-        try:
-            return np.percentile(a.dropna(), q=1)
-        except Exception:
-            return np.nan
+        return np.percentile(a.dropna(), q=1)
 
     df = DataFrame(
         {

pandas/tests/test_downstream.py

@@ -50,6 +50,7 @@ def test_dask(df):
     assert ddf.compute() is not None
 
 
+@pytest.mark.filterwarnings("ignore:Panel class is removed")
 def test_xarray(df):
 
     xarray = import_module("xarray")  # noqa

pandas/util/testing.py

@@ -511,7 +511,7 @@ def ensure_clean(filename=None, return_filelike=False):
         finally:
             try:
                 os.close(fd)
-            except Exception:
+            except OSError:
                 print(
                     "Couldn't close file descriptor: {fdesc} (file: {fname})".format(
                         fdesc=fd, fname=filename
@@ -520,7 +520,7 @@ def ensure_clean(filename=None, return_filelike=False):
             try:
                 if os.path.exists(filename):
                     os.remove(filename)
-            except Exception as e:
+            except OSError as e:
                 print("Exception on removing file: {error}".format(error=e))
 
 
@@ -539,7 +539,7 @@ def ensure_clean_dir():
     finally:
         try:
             rmtree(directory_name)
-        except Exception:
+        except OSError:
             pass
 
 
@@ -2675,7 +2675,8 @@ class for all warnings. To check that no warning is returned,
             for m in clear:
                 try:
                     m.__warningregistry__.clear()
-                except Exception:
+                except AttributeError:
+                    # module may not have __warningregistry__
                     pass
 
         saw_warning = False