Reinstate the --family-type option for install family

The corresponding type is updated to accept an `exclude` list at
construction with values that are considered invalid. We use this
feature to prevent the `SsspFamily` and `PseudoDojoFamily` from being
used as the respective family specific commands should be used instead.

aiida_pseudo/cli/install.py

@@ -26,10 +26,13 @@ def cmd_install():
 @click.argument('label', type=click.STRING)
 @options_core.DESCRIPTION(help='Description for the family.')
 @options.ARCHIVE_FORMAT()
+@options.FAMILY_TYPE(
+    type=types.PseudoPotentialFamilyTypeParam(exclude=('pseudo.family.sssp', 'pseudo.family.pseudo_dojo'))
+)
 @options.PSEUDO_TYPE()
 @options.TRACEBACK()
 @decorators.with_dbenv()
-def cmd_install_family(archive, label, description, archive_format, pseudo_type, traceback):  # pylint: disable=too-many-arguments
+def cmd_install_family(archive, label, description, archive_format, family_type, pseudo_type, traceback):  # pylint: disable=too-many-arguments
     """Install a standard pseudopotential family from an ARCHIVE.
 
     The ARCHIVE can be a (compressed) archive of a directory containing the pseudopotentials on the local file system or
@@ -51,16 +54,15 @@ def cmd_install_family(archive, label, description, archive_format, pseudo_type,
     pseudopotential type, the format of the file is unknown and the family requires the element to be known, which in
     this case can then only be parsed from the filename.
     """
-    from aiida_pseudo.groups.family.pseudo import PseudoPotentialFamily
     from .utils import attempt, create_family_from_archive
 
     if isinstance(archive, pathlib.Path) and archive.is_dir():
         with attempt(f'creating a pseudopotential family from directory `{archive}`...', include_traceback=traceback):
-            family = PseudoPotentialFamily.create_from_folder(archive, label, pseudo_type=pseudo_type)
+            family = family_type.create_from_folder(archive, label, pseudo_type=pseudo_type)
     elif isinstance(archive, pathlib.Path) and archive.is_file():
         with attempt('unpacking archive and parsing pseudos... ', include_traceback=traceback):
             family = create_family_from_archive(
-                PseudoPotentialFamily, label, archive, fmt=archive_format, pseudo_type=pseudo_type
+                family_type, label, archive, fmt=archive_format, pseudo_type=pseudo_type
             )
     else:
         # At this point, we can assume that it is not a valid filepath on disk, but rather a URL and the ``archive``
@@ -79,11 +81,7 @@ def cmd_install_family(archive, label, description, archive_format, pseudo_type,
 
             with attempt('unpacking archive and parsing pseudos... ', include_traceback=traceback):
                 family = create_family_from_archive(
-                    PseudoPotentialFamily,
-                    label,
-                    pathlib.Path(handle.name),
-                    fmt=archive_format,
-                    pseudo_type=pseudo_type
+                    family_type, label, pathlib.Path(handle.name), fmt=archive_format, pseudo_type=pseudo_type
                 )
 
     family.description = description

aiida_pseudo/cli/params/types.py

@@ -62,6 +62,14 @@ class PseudoPotentialFamilyTypeParam(click.ParamType):
 
     name = 'pseudo_family_type'
 
+    def __init__(self, exclude: typing.Optional[typing.List[str]] = None, **kwargs):
+        """Construct the parameter.
+
+        :param exclude: an optional list of values that should be considered invalid and will raise ``BadParameter``.
+        """
+        super().__init__(**kwargs)
+        self.exclude = exclude
+
     def convert(self, value, _, __):
         """Convert the entry point name to the corresponding class.
 
@@ -78,6 +86,9 @@ def convert(self, value, _, __):
         except exceptions.EntryPointError as exception:
             raise click.BadParameter(f'`{value}` is not an existing group plugin.') from exception
 
+        if self.exclude and value in self.exclude:
+            raise click.BadParameter(f'`{value}` is not an accepted value for this option.')
+
         if not issubclass(family_type, PseudoPotentialFamily):
             raise click.BadParameter(f'`{value}` entry point is not a subclass of `PseudoPotentialFamily`.')