chore: import upstream snapshot with attribution

2026-07-13 12:30:44 +08:00
commit bcbd1bdb22
5748 changed files with 562488 additions and 0 deletions
@@ -0,0 +1,48 @@
+# ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
+
+import importlib
+import logging
+from typing import Callable
+
+_logger = logging.getLogger(__name__)
+
+
+def try_load_command(module: str,
+                     attr: str,
+                     extra: str = "") -> Callable | None:
+    """Import an optional format command; skip if its dep is missing.
+
+    Returns the imported attribute on success, or None if the underlying
+    optional package (e.g. pyarrow, h5py) is not installed. Used by the
+    per-resource command-registry __init__.py files so the base text-mode
+    command always loads, while format helpers (parquet, hdf5, etc.) are
+    silently dropped when their extras aren't installed.
+
+    Args:
+        module (str): dotted module path containing the command.
+        attr (str): attribute name to fetch from the module.
+        extra (str): name of the missing extra to suggest in the debug log.
+
+    Returns:
+        Callable | None: the command callable, or None if its dep is missing.
+    """
+    try:
+        mod = importlib.import_module(module)
+    except ImportError as e:
+        hint = f" (pip install mirage-ai[{extra}])" if extra else ""
+        _logger.debug("optional command %s.%s skipped%s: %s", module, attr,
+                      hint, e)
+        return None
+    return getattr(mod, attr)