[_698] move definition of IRODS_VERSION

Author: d-w-moore

irods/__init__.py

@@ -1,6 +1,7 @@
 import sys
 
 minimum_compatible_python = (3, 6)
+maximum_compatible_server_api = (5, 0, 2, 'd')
 
 if sys.version_info < minimum_compatible_python:
     to_dotted_string = lambda version_tuple: ".".join(str(_) for _ in version_tuple)

irods/message/__init__.py

@@ -181,7 +181,7 @@ def ET(xml_type=(), server_version=None):
 
 logger = logging.getLogger(__name__)
 
-IRODS_VERSION = (5, 0, 2, "d")
+from .. import maximum_compatible_server_api as IRODS_VERSION
 
 UNICODE = str