chore: import upstream snapshot with attribution

2026-07-13 12:47:42 +08:00
commit be3ef883e1
1214 changed files with 431743 additions and 0 deletions
@@ -0,0 +1,62 @@
+# Copyright 2025-present the zvec project
+#
+# 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.
+from __future__ import annotations
+
+from enum import IntEnum
+
+__all__ = ["LogLevel", "LogType"]
+
+
+class LogLevel(IntEnum):
+    """Enumeration of logging severity levels, ordered from lowest to highest priority.
+
+    Used to control verbosity and filtering of log messages. Higher numeric values
+    indicate more severe conditions.
+
+    Note:
+        ``WARNING`` is an alias for ``WARN`` to match Python's built-in :mod:`logging`
+        module convention.
+
+    Attributes:
+        DEBUG (int): Detailed information, typically of interest only when diagnosing problems.
+        INFO (int): Confirmation that things are working as expected.
+        WARN (int): An indication that something unexpected happened, or indicative of
+            potential future problems. (Alias: ``WARNING``)
+        WARNING (int): Same as ``WARN``.
+        ERROR (int): Due to a more serious problem, the software has not been able
+            to perform some function.
+        FATAL (int): A serious error, indicating that the program itself may be unable
+            to continue running.
+    """
+
+    DEBUG = 0
+    INFO = 1
+    WARN = 2
+    WARNING = 2
+    ERROR = 3
+    FATAL = 4
+
+
+class LogType(IntEnum):
+    """Enumeration of supported log output destinations.
+
+    Specifies where log messages should be written.
+
+    Attributes:
+        CONSOLE (int): Output logs to standard output/error (e.g., terminal or IDE console).
+        FILE (int): Write logs to a persistent file on disk.
+    """
+
+    CONSOLE = 0
+    FILE = 1