Replace CIME branch with official tag, and now require python 3.8 or …

…greater.

.github/workflows/python_unit_tests.yml

@@ -21,7 +21,7 @@ jobs:
     strategy:
       matrix:
         #All of these python versions will be used to run tests:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
       fail-fast: false
     steps:
     # Acquire github action routines:

Externals.cfg

@@ -64,10 +64,9 @@ local_path = libraries/parallelio
 required = True
 
 [cime]
-#tag = cime6.0.156
-branch = paramgen_py12
+tag = cime6.0.175
 protocol = git
-repo_url = https://github.com/nusbaume/cime
+repo_url = https://github.com/ESMCI/cime
 local_path = cime
 required = True
 

cime_config/cam_config.py

@@ -165,10 +165,9 @@ def __init__(self, case, case_log):
         and associated dictionary.
         """
 
-        # Check if using python 3.7 or later.  If not,
-        # then end build here:
-        if sys.version_info[0] < 3 or (sys.version_info[0] == 3 and sys.version_info[1] < 7):
-            emsg = "CAM requires python 3.7 or later, currently using python version"
+        # Check if using python 3.8 or later. If not, then end build here:
+        if sys.version_info[0] < 3 or (sys.version_info[0] == 3 and sys.version_info[1] < 8):
+            emsg = "SIMA requires python 3.8 or later, currently using python version"
             emsg += f" {sys.version_info[0]}.{sys.version_info[1]}"
             raise SystemError(emsg)
         #End if