Added metadata (and an exception) specifying that Python 3.5 and higher is

required in order to allow pip (and the exception message) to direct those
using Python 2 to use version 7.3 instead.

Author: anthony-tuininga

doc/src/release_notes.rst

@@ -12,6 +12,9 @@ Version 8.0.1 (TBD)
     <https://oracle.github.io/odpi/doc/releasenotes.html#
     version-4-0-2-TBD>`__. This includes the fix for
     (`issue 459 <https://github.com/oracle/python-cx_Oracle/issues/459>`__).
+#)  Added metadata (and an exception) specifying that Python 3.5 and higher is
+    required in order to allow pip (and the exception message) to direct those
+    using Python 2 to use version 7.3 instead.
 #)  Documentation improvements.
 
 

setup.py

@@ -14,7 +14,8 @@
 
 # check minimum supported Python version
 if sys.version_info[:2] < (3, 5):
-    raise Exception("Python 3.5 or higher is required.")
+    raise Exception("Python 3.5 or higher is required. " +
+            "For python 2, use 'pip install cx_Oracle==7.3'")
 
 # if setuptools is detected, use it to add support for eggs
 try:
@@ -122,6 +123,7 @@ def run(self):
         author = "Anthony Tuininga",
         author_email = "[email protected]",
         url = "https://oracle.github.io/python-cx_Oracle",
+        python_requires = ">=3.5",
         ext_modules = [extension],
         keywords = "Oracle",
         license = "BSD License",