initial commit

venv/Lib/site-packages/langchain_classic/utils/math.py

@@ -0,0 +1,32 @@
+from typing import TYPE_CHECKING, Any
+
+from langchain_classic._api import create_importer
+
+if TYPE_CHECKING:
+    from langchain_community.utils.math import (
+        cosine_similarity,
+        cosine_similarity_top_k,
+    )
+
+# Create a way to dynamically look up deprecated imports.
+# Used to consolidate logic for raising deprecation warnings and
+# handling optional imports.
+# Not marked as deprecated since we may want to move the functionality
+# into langchain as long as we're OK with numpy as the dependency.
+_MODULE_LOOKUP = {
+    "cosine_similarity": "langchain_community.utils.math",
+    "cosine_similarity_top_k": "langchain_community.utils.math",
+}
+
+_import_attribute = create_importer(__package__, module_lookup=_MODULE_LOOKUP)
+
+
+def __getattr__(name: str) -> Any:
+    """Look up attributes dynamically."""
+    return _import_attribute(name)
+
+
+__all__ = [
+    "cosine_similarity",
+    "cosine_similarity_top_k",
+]