Deprecate remaining xlrd based functions and emits_deprecation decorator

blazeutils/spreadsheets.py

@@ -60,6 +60,7 @@ def http_headers(filename, randomize=True):
     return headers
 
 
+@deprecate('xlrd is no longer maintained, recommend switching to openpyxl')
 def workbook_to_reader(xlwt_wb):
     """
         convert xlwt Workbook instance to an xlrd instance for reading
@@ -84,6 +85,7 @@ def xlsx_to_strio(xlsx_wb):
     return fh
 
 
+@deprecate('xlrd is no longer maintained, recommend switching to openpyxl')
 def xlsx_to_reader(xlsx_wb):
     """
         convert xlsxwriter Workbook instance to an xlrd instance for reading

blazeutils/testing.py

@@ -120,6 +120,7 @@ def current(self):
         return self.contents[self.index]
 
 
+@deprecate('The @emits_deprecation is deprecated. Use pytest.warns instead.')
 def emits_deprecation(*messages):
     """
         Decorate a test enforcing it emits the given DeprecationWarnings with

blazeutils/tests/test_error_handling.py

@@ -1,30 +1,33 @@
 from __future__ import absolute_import
 from __future__ import unicode_literals
 
+import pytest
+
 from blazeutils.error_handling import tb_depth_in, traceback_depth, _uie_matches
-from blazeutils.testing import emits_deprecation
 
 
-@emits_deprecation('.+its a bad idea')
 def test_traceback_funcs():
     try:
         import somethingthatwontbethereihope  # noqa
         assert False, 'expected import error'
     except ImportError:
-        assert traceback_depth() == 0, 'if this test fails, you probably have something wrapping' \
-            '__import__'
+        with pytest.warns(DeprecationWarning, match='.+its a bad idea'):
+            assert traceback_depth() == 0, 'if this test fails, you probably have something ' \
+                'wrapping __import__'
 
     try:
         from ._bad_import import foobar  # noqa
         assert False, 'expected Import Error'
     except ImportError:
-        assert traceback_depth() == 0
+        with pytest.warns(DeprecationWarning, match='.+its a bad idea'):
+            assert traceback_depth() == 0
 
     try:
         from ._bad_import_deeper import foobar2  # noqa
         assert False, 'expected import error'
     except ImportError:
-        assert traceback_depth() == 1
+        with pytest.warns(DeprecationWarning, match='.+its a bad idea'):
+            assert traceback_depth() == 1
 
         assert tb_depth_in(1)
         assert tb_depth_in((0, 1))

blazeutils/tests/test_spreadsheets.py

@@ -14,7 +14,6 @@
     xlsx_to_reader,
     xlsx_to_strio,
 )
-from blazeutils.testing import emits_deprecation
 
 
 class TestWorkbookToReader(object):
@@ -26,30 +25,33 @@ def test_xlwt_to_reader(self):
         ws = write_wb.add_sheet('Foo')
         ws.write(0, 0, 'bar')
 
-        wb = workbook_to_reader(write_wb)
+        with pytest.warns(DeprecationWarning,
+                          match='xlrd is no longer maintained, recommend switching to openpyxl'):
+            wb = workbook_to_reader(write_wb)
         sh = wb.sheet_by_name('Foo')
         assert sh.cell_value(rowx=0, colx=0) == 'bar'
 
 
 class TestXlsxToReader(object):
-
     def test_xlsx_to_reader(self):
         import xlsxwriter
 
         write_wb = xlsxwriter.Workbook()
         ws = write_wb.add_worksheet('Foo')
         ws.write(0, 0, 'bar')
 
-        wb = xlsx_to_reader(write_wb)
+        with pytest.warns(DeprecationWarning,
+                          match='xlrd is no longer maintained, recommend switching to openpyxl'):
+            wb = xlsx_to_reader(write_wb)
         sh = wb.sheet_by_name('Foo')
         assert sh.cell_value(rowx=0, colx=0) == 'bar'
 
 
 class TestWriter(object):
 
-    @emits_deprecation('XlwtHelper has been renamed to Writer')
     def test_xlwt_helper_deprecation(self):
-        XlwtHelper()
+        with pytest.warns(DeprecationWarning, match='XlwtHelper has been renamed to Writer'):
+            XlwtHelper()
 
 
 class TestWriterX: