Fix race conditions of defaults and schemas (#251)

Closes #143
langchain-ai · Nov 21, 2023 · abba59e · abba59e
1 parent d4e7f36
commit abba59e
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Showing 18 changed files with 849 additions and 762 deletions.
diff --git a/examples/configurable_chain/server.py b/examples/configurable_chain/server.py
@@ -63,7 +63,28 @@
 
 
 ###############################################################################
-#             EXAMPLE 2: Configure fields based on Request metadata           #
+#                EXAMPLE 2: Configure prompt based on RunnableConfig          #
+###############################################################################
+configurable_prompt = PromptTemplate.from_template(
+    "tell me a joke about {topic}."
+).configurable_alternatives(
+    ConfigurableField(
+        id="prompt",
+        name="Prompt",
+        description="The prompt to use. Must contain {topic}.",
+    ),
+    default_key="joke",
+    fact=PromptTemplate.from_template(
+        "tell me a fact about {topic} in {language} language."
+    ),
+)
+prompt_chain = configurable_prompt | model | StrOutputParser()
+
+add_routes(app, prompt_chain, path="/configurable_prompt")
+
+
+###############################################################################
+#             EXAMPLE 3: Configure fields based on Request metadata           #
 ###############################################################################
 
 

diff --git a/langserve/playground/dist/assets/index-32c8d712.js b/langserve/playground/dist/assets/index-32c8d712.js
diff --git a/langserve/playground/dist/assets/index-849f2582.js b/langserve/playground/dist/assets/index-849f2582.js
diff --git a/...playground/dist/assets/index-c6cde0dd.css → ...playground/dist/assets/index-8968db79.css b/...playground/dist/assets/index-c6cde0dd.css → ...playground/dist/assets/index-8968db79.css
diff --git a/langserve/playground/dist/index.html b/langserve/playground/dist/index.html
@@ -5,8 +5,8 @@
     <link rel="icon" href="/____LANGSERVE_BASE_URL/favicon.ico" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>Playground</title>
-    <script type="module" crossorigin src="/____LANGSERVE_BASE_URL/assets/index-32c8d712.js"></script>
-    <link rel="stylesheet" href="/____LANGSERVE_BASE_URL/assets/index-c6cde0dd.css">
+    <script type="module" crossorigin src="/____LANGSERVE_BASE_URL/assets/index-849f2582.js"></script>
+    <link rel="stylesheet" href="/____LANGSERVE_BASE_URL/assets/index-8968db79.css">
   </head>
   <body>
     <div id="root"></div>

diff --git a/langserve/playground/package.json b/langserve/playground/package.json
@@ -28,6 +28,7 @@
     "lz-string": "^1.5.0",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
+    "swr": "^2.2.4",
     "tailwind-merge": "^1.14.0",
     "use-debounce": "^9.0.4",
     "vaul": "^0.7.3"