Restore numba.types as public API

numba/tests/test_moved_modules.py

@@ -0,0 +1,21 @@
+"""Tests for moved modules and their redirection from old path
+"""
+from numba.tests.support import TestCase
+
+
+class TestMovedModule(TestCase):
+    """Testing moved modules in Q1 2020 but were decided to kept as public API
+    """
+    def tests_numba_types(self):
+        import numba.types
+        import numba.core.types as types
+        # The old module is the new module
+        self.assertIs(numba.types, types)
+        # Attribute access are there
+        self.assertIs(numba.types.intp, types.intp)
+        self.assertIs(numba.types.float64, types.float64)
+        self.assertIs(numba.types.Array, types.Array)
+        # Submodule access through old import path is possible
+        import numba.types.misc
+        self.assertIs(types.misc, numba.types.misc)
+        self.assertIs(types.misc.Optional, numba.types.misc.Optional)

numba/types/__init__.py

@@ -0,0 +1,3 @@
+import sys
+import numba.core.types
+sys.modules[__name__] = numba.core.types