Remove Nose support

The test system has removed support for Nose, which is unmaintained for
several years and is producing warnings under Python 3. The test suite is
currently standardized on Pytest.  Pull request courtesy Parth Shandilya.

Fixes: #4460

Closes: #4476
Pull-request: https://github.com/sqlalchemy/sqlalchemy/pull/4476
Pull-request-sha: e857af9c7d07355e52841149ee2e5d4448409e1e

Change-Id: I76516fae1cf0eb58f2e9fc9f692e591e0fcf39a4

1 files changed, 5 insertions, 5 deletions

diff --git a/lib/sqlalchemy/testing/plugin/plugin_base.py b/lib/sqlalchemy/testing/plugin/plugin_base.py
index 9c9e31142..ef44a5906 100644
--- a/lib/sqlalchemy/testing/plugin/plugin_base.py
+++ b/lib/sqlalchemy/testing/plugin/plugin_base.py
@@ -8,8 +8,9 @@
 """Testing extensions.
 
 this module is designed to work as a testing-framework-agnostic library,
-so that we can continue to support nose and also begin adding new
-functionality via py.test.
+created so that multiple test frameworks can be supported at once
+(mostly so that we can migrate to new ones). The current target
+is py.test.
 
 """
 
@@ -244,8 +245,7 @@ def post_begin():
     for fn in post_configure:
         fn(options, file_config)
 
-    # late imports, has to happen after config as well
-    # as nose plugins like coverage
+    # late imports, has to happen after config.
     global util, fixtures, engines, exclusions, assertions
     global warnings, profiling, config, testing
     from sqlalchemy import testing  # noqa
@@ -575,7 +575,7 @@ def _setup_engine(cls):
 
 def before_test(test, test_module_name, test_class, test_name):
 
-    # like a nose id, e.g.:
+    # format looks like:
     # "test.aaa_profiling.test_compiler.CompileTest.test_update_whereclause"
 
     name = getattr(test_class, "_sa_orig_cls_name", test_class.__name__)