Fixed database typo and removed unnecessary class identifier.

venv/Lib/site-packages/matplotlib/testing/__init__.py

@@ -0,0 +1,52 @@
+"""
+Helper functions for testing.
+"""
+
+import locale
+import logging
+
+import matplotlib as mpl
+from matplotlib import cbook
+
+_log = logging.getLogger(__name__)
+
+
+@cbook.deprecated("3.2")
+def is_called_from_pytest():
+    """Whether we are in a pytest run."""
+    return getattr(mpl, '_called_from_pytest', False)
+
+
+def set_font_settings_for_testing():
+    mpl.rcParams['font.family'] = 'DejaVu Sans'
+    mpl.rcParams['text.hinting'] = 'none'
+    mpl.rcParams['text.hinting_factor'] = 8
+
+
+def set_reproducibility_for_testing():
+    mpl.rcParams['svg.hashsalt'] = 'matplotlib'
+
+
+def setup():
+    # The baseline images are created in this locale, so we should use
+    # it during all of the tests.
+
+    try:
+        locale.setlocale(locale.LC_ALL, 'en_US.UTF-8')
+    except locale.Error:
+        try:
+            locale.setlocale(locale.LC_ALL, 'English_United States.1252')
+        except locale.Error:
+            _log.warning(
+                "Could not set locale to English/United States. "
+                "Some date-related tests may fail.")
+
+    mpl.use('Agg')
+
+    with cbook._suppress_matplotlib_deprecation_warning():
+        mpl.rcdefaults()  # Start with all defaults
+
+    # These settings *must* be hardcoded for running the comparison tests and
+    # are not necessarily the default values as specified in rcsetup.py.
+    set_font_settings_for_testing()
+    set_reproducibility_for_testing()