Static code analysis and corrections

utils/venv/lib/python3.6/site-packages/scipy/sparse/sparsetools.py

@@ -0,0 +1,27 @@
+"""
+sparsetools is not a public module in scipy.sparse, but this file is
+for backward compatibility if someone happens to use it.
+"""
+from numpy import deprecate
+
+# This file shouldn't be imported by scipy --- Scipy code should use
+# internally scipy.sparse._sparsetools
+
+
+@deprecate(old_name="scipy.sparse.sparsetools",
+           message=("scipy.sparse.sparsetools is a private module for scipy.sparse, "
+                    "and should not be used."))
+def _deprecated():
+    pass
+
+
+del deprecate
+
+try:
+    _deprecated()
+except DeprecationWarning as e:
+    # don't fail import if DeprecationWarnings raise error -- works around
+    # the situation with Numpy's test framework
+    pass
+
+from ._sparsetools import *