move hyde into chains (#728)

Co-authored-by: scadEfUr <>

docs/modules/utils/combine_docs_examples/hyde.ipynb

@@ -21,8 +21,8 @@
    "outputs": [],
    "source": [
     "from langchain.llms import OpenAI\n",
-    "from langchain.embeddings import OpenAIEmbeddings, HypotheticalDocumentEmbedder\n",
-    "from langchain.chains import LLMChain\n",
+    "from langchain.embeddings import OpenAIEmbeddings\n",
+    "from langchain.chains import LLMChain, HypotheticalDocumentEmbedder\n",
     "from langchain.prompts import PromptTemplate"
    ]
   },
@@ -220,7 +220,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "llm-env",
    "language": "python",
    "name": "python3"
   },
@@ -234,7 +234,12 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.10.9"
+   "version": "3.9.0 (default, Nov 15 2020, 06:25:35) \n[Clang 10.0.0 ]"
+  },
+  "vscode": {
+   "interpreter": {
+    "hash": "9dd01537e9ab68cf47cb0398488d182358f774f73101197b3bd1b5502c6ec7f9"
+   }
   }
  },
  "nbformat": 4,