Rebase but keep env updates from https://github.com/omnibenchmark/clustering_example/tree/8ab0553d1a38b82f7015f00b36a04b8aa915f578

Author: imallona

envs/README.md

@@ -87,13 +87,20 @@ eb --robot fcps.eb --job-cores=10
 eb --robot clustbench.eb --job-cores=10
 ```
 
-Running a benchmark:
+Running a benchmark assuming the modules were installed within the `MODULE_BASEPATH`/software/modules/all path (perhaps `MODULE_BASEPATH` equals `$EASYBUILD_PREFIX`):
 
 ```bash
+# during a debugging session, this was `/home/mark/envmodules_debug/.local/easybuild/`
+MODULE_BASEPATH='updateme'
+
 source /cvmfs/software.eessi.io/versions/2025.06/init/lmod/bash ## if not loaded
 module load EESSI-extend/2025.06-easybuild                      ## if not loaded
-export MODULEPATH="$EASYBUILD_PREFIX"/software/modules/all:"$MODULEPATH"
+export MODULEPATH="$MODULE_BASEPATH"/software/modules/all:"$MODULEPATH"
 module use $MODULEPATH
+echo $MODULEPATH
+
+# during a debugging session, the resulting $MODULEPATH contained both the MODULE_BASEPATH and EESSI's injections
+# /home/mark/envmodules_debug/.local/easybuild/software/modules/all:/home/mark/eessi/versions/2025.06/software/linux/x86_64/amd/zen2/modules/all:/cvmfs/software.eessi.io/host_injections/2025.06/software/linux/x86_64/amd/zen2/modules/all:/cvmfs/software.eessi.io/versions/2025.06/software/linux/x86_64/amd/zen2/modules/all:/cvmfs/software.eessi.io/versions/2025.06/init/modules
 
 ob run benchmark -b Clustering_envmodules.yml  --local-storage --cores 30
 ```

envs/clustbench.eb

@@ -23,8 +23,7 @@ builddependencies = [
 dependencies = [
     ('Python', '3.12.3'),
     ('SciPy-bundle', '2024.05'),
-    ('matplotlib', '3.9.2'),
-    ('scikit-learn', '1.6.1')
+    ('matplotlib', '3.9.2')
 ]
 
 sanity_pip_check = True
@@ -46,10 +45,10 @@ exts_list = [
     ('fastcluster', '1.2.6', {
         'checksums': ['aab886efa7b6bba7ac124f4498153d053e5a08b822d2254926b7206cdf5a8aa6'],
     }),
-    ## ('scikit-learn', '1.6.1', {
-    ##    'modulename': 'sklearn',
-    ##     'source_urls' : [PYPI_SOURCE]
-    ## }),
+    ('scikit-learn', '1.4.2', {
+        'modulename': 'sklearn',
+         'source_urls' : [PYPI_SOURCE]
+    }),
     ('genieclust', '1.1.6', {
         'source_urls': ['https://github.com/gagolews/genieclust/archive/refs/tags/'],
         'sources': ['v1.1.6.tar.gz'],