TST: Close ZipFile in compression test (pandas-dev#22679)

* Updates HypothesisCheck setting
* Skips tests for old xlrd

Author: TomAugspurger

pandas/conftest.py

@@ -8,11 +8,14 @@
 import pandas as pd
 from pandas.compat import PY3
 import pandas.util._test_decorators as td
-
 import hypothesis
-hypothesis.settings.suppress_health_check = (hypothesis.HealthCheck.too_slow,)
-# HealthCheck.all() to disable all health checks
-# https://hypothesis.readthedocs.io/en/latest/healthchecks.html
+
+
+hypothesis.settings.register_profile(
+    "ci",
+    suppress_health_check=(hypothesis.HealthCheck.too_slow,)
+)
+hypothesis.settings.load_profile("ci")
 
 
 def pytest_addoption(parser):

pandas/tests/io/test_excel.py

@@ -105,6 +105,7 @@ def get_exceldf(self, basename, ext, *args, **kwds):
 class ReadingTestsBase(SharedItems):
     # This is based on ExcelWriterBase
 
+    @td.skip_if_no('xlrd', '1.0.1')  # GH-22682
     def test_usecols_int(self, ext):
 
         dfref = self.get_csv_refdf('test1')
@@ -122,6 +123,7 @@ def test_usecols_int(self, ext):
         tm.assert_frame_equal(df2, dfref, check_names=False)
         tm.assert_frame_equal(df3, dfref, check_names=False)
 
+    @td.skip_if_no('xlrd', '1.0.1')  # GH-22682
     def test_usecols_list(self, ext):
 
         dfref = self.get_csv_refdf('test1')
@@ -140,6 +142,7 @@ def test_usecols_list(self, ext):
         tm.assert_frame_equal(df2, dfref, check_names=False)
         tm.assert_frame_equal(df3, dfref, check_names=False)
 
+    @td.skip_if_no('xlrd', '1.0.1')  # GH-22682
     def test_usecols_str(self, ext):
 
         dfref = self.get_csv_refdf('test1')
@@ -219,6 +222,7 @@ def test_excel_passes_na(self, ext):
                              columns=['Test'])
         tm.assert_frame_equal(parsed, expected)
 
+    @td.skip_if_no('xlrd', '1.0.1')  # GH-22682
     def test_deprecated_sheetname(self, ext):
         # gh-17964
         excel = self.get_excelfile('test1', ext)
@@ -229,6 +233,7 @@ def test_deprecated_sheetname(self, ext):
         with pytest.raises(TypeError):
             read_excel(excel, sheet='Sheet1')
 
+    @td.skip_if_no('xlrd', '1.0.1')  # GH-22682
     def test_excel_table_sheet_by_index(self, ext):
 
         excel = self.get_excelfile('test1', ext)
@@ -507,6 +512,7 @@ def test_date_conversion_overflow(self, ext):
         result = self.get_exceldf('testdateoverflow', ext)
         tm.assert_frame_equal(result, expected)
 
+    @td.skip_if_no('xlrd', '1.0.1')  # GH-22682
     def test_sheet_name_and_sheetname(self, ext):
         # GH10559: Minor improvement: Change "sheet_name" to "sheetname"
         # GH10969: DOC: Consistent var names (sheetname vs sheet_name)

pandas/tests/io/test_pickle.py

@@ -332,9 +332,9 @@ def compress_file(self, src_path, dest_path, compression):
             f = bz2.BZ2File(dest_path, "w")
         elif compression == 'zip':
             import zipfile
-            zip_file = zipfile.ZipFile(dest_path, "w",
-                                       compression=zipfile.ZIP_DEFLATED)
-            zip_file.write(src_path, os.path.basename(src_path))
+            f = zipfile.ZipFile(dest_path, "w",
+                                compression=zipfile.ZIP_DEFLATED)
+            f.write(src_path, os.path.basename(src_path))
         elif compression == 'xz':
             lzma = pandas.compat.import_lzma()
             f = lzma.LZMAFile(dest_path, "w")
@@ -345,7 +345,7 @@ def compress_file(self, src_path, dest_path, compression):
         if compression != "zip":
             with open(src_path, "rb") as fh:
                 f.write(fh.read())
-            f.close()
+        f.close()
 
     def test_write_explicit(self, compression, get_random_path):
         base = get_random_path

pandas/util/testing.py

@@ -2560,7 +2560,7 @@ class for all warnings. To check that no warning is returned,
         the ``__warningsregistry__`` to ensure that no warning messages are
         suppressed by this context manager. If ``None`` is specified,
         the ``__warningsregistry__`` keeps track of which warnings have been
-         shown, and does not show them again.
+        shown, and does not show them again.
     check_stacklevel : bool, default True
         If True, displays the line that called the function containing
         the warning to show were the function is called. Otherwise, the
@@ -2589,7 +2589,7 @@ class for all warnings. To check that no warning is returned,
     with warnings.catch_warnings(record=True) as w:
 
         if clear is not None:
-            # make sure that we are clearning these warnings
+            # make sure that we are clearing these warnings
             # if they have happened before
             # to guarantee that we will catch them
             if not is_list_like(clear):