🎨 Work on import error handling

- Generic ErrorProducer class
- Importer and managers are error producers
- SGDB Auth friendly error
- Bad source location friendly errors (data, config, cache)
- Removed unused decorators

src/utils/decorators.py

@@ -1,56 +0,0 @@
-# decorators.py
-#
-# Copyright 2023 Geoffrey Coulaud
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-# SPDX-License-Identifier: GPL-3.0-or-later
-
-from pathlib import Path
-from os import PathLike
-from functools import wraps
-
-from src import shared
-
-
-def replaced_by_path(override: PathLike):  # Decorator builder
-    """Replace the method's returned path with the override
-    if the override exists on disk"""
-
-    def decorator(original_function):  # Built decorator (closure)
-        @wraps(original_function)
-        def wrapper(*args, **kwargs):  # func's override
-            path = Path(override).expanduser()
-            if path.exists():
-                return path
-            return original_function(*args, **kwargs)
-
-        return wrapper
-
-    return decorator
-
-
-def replaced_by_schema_key(original_method):  # Built decorator (closure)
-    """
-    Replace the original method's value by the path pointed at in the schema
-    by the class' location key (if that override exists)
-    """
-
-    @wraps(original_method)
-    def wrapper(*args, **kwargs):  # func's override
-        source = args[0]
-        override = shared.schema.get_string(source.location_key)
-        return replaced_by_path(override)(original_method)(*args, **kwargs)
-
-    return wrapper