FIX: Do not evaluate callable defaults during tab-completion

aiida/cmdline/params/options/__init__.py

@@ -14,6 +14,7 @@
 # yapf: disable
 # pylint: disable=wildcard-import
 
+from .callable import *
 from .config import *
 from .main import *
 from .multivalue import *
@@ -39,6 +40,7 @@
     'COMPUTER',
     'COMPUTERS',
     'CONFIG_FILE',
+    'CallableDefaultOption',
     'ConfigFileOption',
     'DATA',
     'DATUM',

aiida/cmdline/params/options/callable.py

@@ -0,0 +1,34 @@
+# -*- coding: utf-8 -*-
+###########################################################################
+# Copyright (c), The AiiDA team. All rights reserved.                     #
+# This file is part of the AiiDA code.                                    #
+#                                                                         #
+# The code is hosted on GitHub at https://github.com/aiidateam/aiida-core #
+# For further information on the license, see the LICENSE.txt file        #
+# For further information please visit http://www.aiida.net               #
+###########################################################################
+"""
+.. py:module::callable
+    :synopsis: A monkey-patched subclass of click.Option that does not evaluate callable default during tab completion
+"""
+
+import typing as t
+
+import click
+
+__all__ = ('CallableDefaultOption',)
+
+
+class CallableDefaultOption(click.Option):
+    """A monkeypatch for click.Option that does not evaluate default callbacks during tab completion
+
+    This is a temporary solution until a proper fix is implemented in click, see:
+    https://github.com/pallets/click/issues/2614
+    """
+
+    def get_default(self, ctx: click.Context, call: bool = True) -> t.Optional[t.Union[t.Any, t.Callable[[], t.Any]]]:
+        """provides the functionality of :meth:`click.Option.get_default`,
+        but ensures we do not evaluate callable defaults when in tab-completion context."""
+        if ctx.resilient_parsing:
+            return None
+        return super().get_default(ctx=ctx, call=call)

aiida/cmdline/params/options/interactive.py

@@ -158,7 +158,7 @@ def get_default(self, ctx: click.Context, call: bool = True) -> t.Optional[t.Uni
         if self._contextual_default is not None:
             default = self._contextual_default(ctx)
         else:
-            default = super().get_default(ctx)
+            default = super().get_default(ctx, call=call)
 
         try:
             default = self.type.deconvert_default(default)

aiida/cmdline/params/options/main.py

@@ -16,6 +16,7 @@
 
 from .. import types
 from ...utils import defaults, echo  # pylint: disable=no-name-in-module
+from .callable import CallableDefaultOption
 from .config import ConfigFileOption
 from .multivalue import MultipleValueOption
 from .overridable import OverridableOption
@@ -145,6 +146,7 @@ def set_log_level(_ctx, _param, value):
     'profile',
     type=types.ProfileParamType(),
     default=defaults.get_default_profile,
+    cls=CallableDefaultOption,
     help='Execute the command for this profile instead of the default profile.'
 )