chore(generative_ai): update langchain dependencies for generative_ai samples (#14258)

- Update langchain-core to 1.4.0
 - Update langchain-google-vertexai to 3.2.3
 - Pin both dependencies to python 3.10 and newer

Author: XrossFox

generative_ai/evaluation/requirements.txt

@@ -7,8 +7,8 @@ google-cloud-aiplatform[all]==1.69.0
 sentencepiece==0.2.0
 google-auth==2.38.0
 anthropic[vertex]==0.28.0
-langchain-core==0.2.33
-langchain-google-vertexai==1.0.10
+langchain-core==1.4.0; python_version >= "3.10"
+langchain-google-vertexai==3.2.3; python_version >= "3.10"
 numpy<3
 openai==1.68.2
 immutabledict==4.2.0

generative_ai/extensions/requirements.txt

@@ -7,8 +7,8 @@ google-cloud-aiplatform[all]==1.69.0
 sentencepiece==0.2.0
 google-auth==2.38.0
 anthropic[vertex]==0.28.0
-langchain-core==0.2.33
-langchain-google-vertexai==1.0.10
+langchain-core==1.4.0; python_version >= "3.10"
+langchain-google-vertexai==3.2.3; python_version >= "3.10"
 numpy<3
 openai==1.68.2
 immutabledict==4.2.0

generative_ai/image_generation/requirements.txt

@@ -7,8 +7,8 @@ google-cloud-aiplatform[all]==1.69.0
 sentencepiece==0.2.0
 google-auth==2.38.0
 anthropic[vertex]==0.28.0
-langchain-core==0.2.33
-langchain-google-vertexai==1.0.10
+langchain-core==1.4.0; python_version >= "3.10"
+langchain-google-vertexai==3.2.3; python_version >= "3.10"
 numpy<3
 openai==1.68.2
 immutabledict==4.2.0

generative_ai/model_garden/requirements.txt

@@ -7,8 +7,8 @@ google-cloud-aiplatform[all]==1.69.0
 sentencepiece==0.2.0
 google-auth==2.38.0
 anthropic[vertex]==0.28.0
-langchain-core==0.2.33
-langchain-google-vertexai==1.0.10
+langchain-core==1.4.0; python_version >= "3.10"
+langchain-google-vertexai==3.2.3; python_version >= "3.10"
 numpy<3
 openai==1.68.2
 immutabledict==4.2.0

generative_ai/model_tuning/requirements.txt

@@ -7,8 +7,8 @@ google-cloud-aiplatform[all]==1.69.0
 sentencepiece==0.2.0
 google-auth==2.38.0
 anthropic[vertex]==0.28.0
-langchain-core==0.2.33
-langchain-google-vertexai==1.0.10
+langchain-core==1.4.0; python_version >= "3.10"
+langchain-google-vertexai==3.2.3; python_version >= "3.10"
 numpy<3
 openai==1.68.2
 immutabledict==4.2.0

generative_ai/prompts/requirements.txt

@@ -7,8 +7,8 @@ google-cloud-aiplatform[all]==1.74.0
 sentencepiece==0.2.0
 google-auth==2.38.0
 anthropic[vertex]==0.28.0
-langchain-core==0.2.33
-langchain-google-vertexai==1.0.10
+langchain-core==1.4.0; python_version >= "3.10"
+langchain-google-vertexai==3.2.3; python_version >= "3.10"
 numpy<3
 openai==1.68.2
 immutabledict==4.2.0

generative_ai/reasoning_engine/requirements.txt

@@ -7,8 +7,8 @@ google-cloud-aiplatform[all]==1.69.0
 sentencepiece==0.2.0
 google-auth==2.38.0
 anthropic[vertex]==0.28.0
-langchain-core==0.2.33
-langchain-google-vertexai==1.0.10
+langchain-core==1.4.0; python_version >= "3.10"
+langchain-google-vertexai==3.2.3; python_version >= "3.10"
 numpy<3
 openai==1.68.2
 immutabledict==4.2.0