Update fireworks_langchain_tool_usage.ipynb (#65)

fix langchain tutorial

examples/function_calling/fireworks_langchain_tool_usage.ipynb

@@ -31,7 +31,7 @@
       },
       "outputs": [],
       "source": [
-        "!pip install langchain openai langchain_openai langchainhub"
+        "!pip install langchain openai langchain_openai langchainhub numexpr"
       ]
     },
     {
@@ -204,7 +204,7 @@
       "source": [
         "## Test Calculator\n",
         "\n",
-        "Now let's test it's ability to detect a mathemetical question & route the query accordingly."
+        "Now let's test it's ability to detect a mathematical question & route the query accordingly."
       ],
       "metadata": {
         "id": "jL0hyeYCOikE"
@@ -213,7 +213,7 @@
     {
       "cell_type": "code",
       "source": [
-        "print(agent.invoke({\"input\": \"What is 100 devided by 25?\"}))"
+        "print(agent.invoke({\"input\": \"What is 100 divided by 25?\"}))"
       ],
       "metadata": {
         "colab": {
@@ -263,7 +263,7 @@
             "\u001b[36;1m\u001b[1;3mAnswer: 4.0\u001b[0m\u001b[32;1m\u001b[1;3mThe answer is 4.0. \u001b[0m\n",
             "\n",
             "\u001b[1m> Finished chain.\u001b[0m\n",
-            "{'input': 'What is 100 devided by 25?', 'output': 'The answer is 4.0. '}\n"
+            "{'input': 'What is 100 divided by 25?', 'output': 'The answer is 4.0. '}\n"
           ]
         }
       ]
@@ -273,11 +273,11 @@
       "source": [
         "# Conclusion\n",
         "\n",
-        "The fireworks function calling model is able to route reuqest to external tools or internal knowledge appropriately - thus helping developers build co-operative agents."
+        "The fireworks function calling model can route request to external tools or internal knowledge appropriately - thus helping developers build co-operative agents."
       ],
       "metadata": {
         "id": "XFrp6ckCOyYt"
       }
     }
   ]
-}
+}