Allow upper case characters in simulation code names

pyiron_base/jobs/job/extension/executable.py

@@ -30,6 +30,7 @@ def __init__(
         module=None,
         code=None,
         overwrite_nt_flag=False,
+        enforce_lower_case=True
     ):
         """
         Handle the path to the executable, as well as the version selection.
@@ -51,7 +52,10 @@ def __init__(
             codename = code.__name__
             module = code.__module__.split(".")[1]
         if codename is not None and module is not None:
-            self.storage.name = codename.lower()
+            if enforce_lower_case:
+                self.storage.name = codename.lower()
+            else:
+                self.storage.name = codename
             code_path_lst = [
                 os.path.join(path, module, "bin") for path in path_binary_codes
             ]
@@ -64,7 +68,10 @@ def __init__(
                 if os.path.exists(exe_path)
             ]
         else:  # Backwards compatibility
-            self.storage.name = codename.lower()
+            if enforce_lower_case:
+                self.storage.name = codename.lower()
+            else:
+                self.storage.name = codename
             self.path_bin = [
                 os.path.join(path, self.storage.name)
                 for path in path_binary_codes

pyiron_base/jobs/job/generic.py

@@ -158,6 +158,7 @@ def __init__(self, project, job_name):
         self._process = None
         self._compress_by_default = False
         self._python_only_job = False
+        self._enforce_lower_case = True
         self.interactive_cache = None
         self.error = GenericError(job=self)
 
@@ -1288,12 +1289,14 @@ def _executable_activate(self, enforce=False, codename=None):
                     codename=codename,
                     module=codename,
                     path_binary_codes=None,
+                    enforce_lower_case=self._enforce_lower_case
                 )
             elif len(self.__module__.split(".")) > 1:
                 self._executable = Executable(
                     codename=self.__name__,
                     module=self.__module__.split(".")[-2],
                     path_binary_codes=None,
+                    enforce_lower_case=self._enforce_lower_case
                 )
             elif self.__module__ == "__main__":
                 # Special case when the job classes defined in Jupyter notebooks
@@ -1302,11 +1305,13 @@ def _executable_activate(self, enforce=False, codename=None):
                     codename=parent_class.__name__,
                     module=parent_class.__module__.split(".")[-2],
                     path_binary_codes=None,
+                    enforce_lower_case=self._enforce_lower_case
                 )
             else:
                 self._executable = Executable(
                     codename=self.__name__,
                     path_binary_codes=None,
+                    enforce_lower_case=self._enforce_lower_case
                 )
 
     def _type_to_hdf(self):