pinecone[patch]: release 0.0.2rc0, remove simsimd dep (#17469)

libs/partners/pinecone/langchain_pinecone/_utilities.py

@@ -2,7 +2,6 @@
 from typing import List, Union
 
 import numpy as np
-import simsimd  # type: ignore
 
 Matrix = Union[List[List[float]], List[np.ndarray], np.ndarray]
 
@@ -62,10 +61,20 @@ def cosine_similarity(X: Matrix, Y: Matrix) -> np.ndarray:
             f"Number of columns in X and Y must be the same. X has shape {X.shape} "
             f"and Y has shape {Y.shape}."
         )
+    try:
+        import simsimd as simd  # type: ignore
 
-    X = np.array(X, dtype=np.float32)
-    Y = np.array(Y, dtype=np.float32)
-    Z = 1 - simsimd.cdist(X, Y, metric="cosine")
-    if isinstance(Z, float):
-        return np.array([Z])
-    return Z
+        X = np.array(X, dtype=np.float32)
+        Y = np.array(Y, dtype=np.float32)
+        Z = 1 - simd.cdist(X, Y, metric="cosine")
+        if isinstance(Z, float):
+            return np.array([Z])
+        return Z
+    except ImportError:
+        X_norm = np.linalg.norm(X, axis=1)
+        Y_norm = np.linalg.norm(Y, axis=1)
+        # Ignore divide by zero errors run time warnings as those are handled below.
+        with np.errstate(divide="ignore", invalid="ignore"):
+            similarity = np.dot(X, Y.T) / np.outer(X_norm, Y_norm)
+        similarity[np.isnan(similarity) | np.isinf(similarity)] = 0.0
+        return similarity

libs/partners/pinecone/pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langchain-pinecone"
-version = "0.0.1"
+version = "0.0.2rc0"
 description = "An integration package connecting Pinecone and LangChain"
 authors = []
 readme = "README.md"
@@ -11,10 +11,10 @@ license = "MIT"
 "Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/pinecone"
 
 [tool.poetry.dependencies]
-python = ">=3.8.1,<4.0"
-langchain-core = ">=0.0.12"
-pinecone-client = { version = "^3", python = ">=3.8,<3.13" }
-simsimd = "^3.6.3"
+# <3.13 is due to restriction in pinecone-client package
+python = ">=3.8.1,<3.13"
+langchain-core = "^0.1"
+pinecone-client = { version = "^3" }
 numpy = "^1"
 
 [tool.poetry.group.test]