fix docs - env variables, default model and init code

[sohamganatra]

PR Type

Documentation, Enhancement

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Description

• Removed manual API key input and setting across multiple files.
• Changed model initialization to gpt-4o across multiple files.
• Introduced Crew for task execution in relevant files.

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Changes walkthrough 📝

	Relevant files
Enhancement	17 files main.py Update model initialization and task execution                      python/examples/image_search/image_search_crewai/main.py Removed manual API key input and setting. Changed model initialization to gpt-4o. Introduced Crew for task execution. +2/-6      image_search_frontend.py Update model to gpt-4o                                                                      python/examples/image_search/image_search_langchain/image_search_frontend.py - Changed model initialization to `gpt-4o`. +1/-1      main.py Update model initialization and remove manual API key input python/examples/image_search/image_search_langchain/main.py Removed manual API key input and setting. Changed model initialization to gpt-4o. +0/-5      main.py Update model initialization and remove manual API key input python/examples/image_search/image_search_langgraph/main.py Removed manual API key input and setting. Changed model initialization to gpt-4o. +1/-6      main.py Remove manual API key input                                                            python/examples/image_search/image_search_llamaindex/main.py - Removed manual API key input and setting. +0/-6      autogen_math.py Update model to gpt-4o                                                                      python/examples/local_tools/autogen_math.py - Changed model initialization to `gpt-4o`. +1/-1      gmail_send_attachment_crew.py Update model and task execution                                                    python/examples/miscellaneous/gmail_send_attachment_crew.py Changed model initialization to gpt-4o. Introduced Crew for task execution. +5/-3      main.py Update model initialization and remove manual API key input python/examples/pr_agent/pr_agent_crewai/main.py Removed manual API key input and setting. Changed model initialization to gpt-4o. +2/-5      main.py Update model to gpt-4o                                                                      python/examples/pr_agent/pr_agent_langchain/main.py - Changed model initialization to `gpt-4o`. +1/-1      main.py Update model initialization and remove manual API key input python/examples/pr_agent/pr_agent_llama_index/main.py Removed manual API key input and setting. Changed model initialization to gpt-4o. +1/-4      autogen_demo.py Update model to gpt-4o                                                                      python/plugins/autogen/autogen_demo.py - Changed model initialization to `gpt-4o`. +1/-1      julep_demo.py Update model to gpt-4o                                                                      python/plugins/julep/julep_demo.py - Changed model initialization to `gpt-4o`. +1/-1      langchain_demo.py Update model to gpt-4o                                                                      python/plugins/langchain/langchain_demo.py - Changed model initialization to `gpt-4o`. +1/-1      agent.py Update model to gpt-4o                                                                      python/swe/examples/crewai_agent/agent.py - Changed model initialization to `gpt-4o`. +1/-2      demo.ts Update model to gpt-4o                                                                      js/examples/langchain/demo.ts - Changed model initialization to `gpt-4o`. +1/-1      demo.mjs Update model to gpt-4o                                                                      js/examples/langchain/demo.mjs - Changed model initialization to `gpt-4o`. +1/-1      sample.mjs Update model to gpt-4o                                                                      js/examples/langchain/sample.mjs - Changed model initialization to `gpt-4o`. +1/-1
Documentation	6 files interpreter-agent.mdx Update model to gpt-4o in documentation                                    docs/guides/javascript/interpreter-agent.mdx - Changed model initialization to `gpt-4o`. +2/-2      rag_agent.mdx Update model to gpt-4o in documentation                                    docs/guides/python/rag_agent.mdx - Changed model initialization to `gpt-4o`. +1/-1      research-assistant.mdx Update model to gpt-4o in documentation                                    docs/guides/python/research-assistant.mdx - Changed model initialization to `gpt-4o`. +0/-1      langchain.mdx Update model to gpt-4o in documentation                                    docs/javascript/langchain.mdx - Changed model initialization to `gpt-4o`. +1/-1      README.md Update model to gpt-4o in documentation                                    python/plugins/autogen/README.md - Changed model initialization to `gpt-4o`. +1/-1      README.md Update model to gpt-4o in documentation                                    python/plugins/julep/README.md - Changed model initialization to `gpt-4o`. +1/-1

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PR Reviewer Guide 🔍

⏱️ Estimated effort to review: 3 🔵🔵🔵⚪⚪

🧪 No relevant tests

🔒 No security concerns identified

⚡ Key issues to review Missing Validation The removal of API key input and setting without adding alternative validation might lead to unhandled exceptions if the environment variable is not set. Task Execution Change The change from direct task execution to using `Crew` for task management should be verified to ensure that the behavior of the system remains consistent.

[codiumai-pr-agent-pro[bot]]

PR Code Suggestions ✨

Category	Suggestion	Score
Security	Add API key initialization to the ChatOpenAI instance for secure API access ___ **Consider initializing the ChatOpenAI instance with an API key for authentication. This is crucial for accessing OpenAI's API services securely.** [python/examples/image_search/image_search_crewai/main.py [21]](https://github.com/ComposioHQ/composio/pull/349/files#diff-0af62c19bb8748428193cbb27a3c9bcc6fe97912481ccc752085f222eb51b550R21-R21) ```diff -llm = ChatOpenAI(model="gpt-4o") +llm = ChatOpenAI(model="gpt-4o", api_key=os.environ["OPENAI_API_KEY"]) ``` - [ ] **Apply this suggestion** Suggestion importance[1-10]: 9 Why: Adding the API key is crucial for secure access to OpenAI's services, which enhances the security of the application.	9
Best practice	Add error handling for the kickoff method to improve robustness ___ **It's recommended to handle exceptions for the kickoff method to ensure the program can gracefully handle errors during the execution of tasks.** [python/examples/image_search/image_search_crewai/main.py [70]](https://github.com/ComposioHQ/composio/pull/349/files#diff-0af62c19bb8748428193cbb27a3c9bcc6fe97912481ccc752085f222eb51b550R70-R70) ```diff -result = crew.kickoff() +try: + result = crew.kickoff() +except Exception as e: + print(f"Error executing kickoff: {str(e)}") ``` - [ ] **Apply this suggestion** Suggestion importance[1-10]: 8 Why: Adding error handling improves the robustness of the application by ensuring it can gracefully handle exceptions during task execution.	8
Maintainability	Ensure the .env file loads successfully to maintain correct environment settings ___ **To prevent the application from running with potentially outdated or incorrect environment settings, add a check to ensure that the .env file was loaded successfully.** [python/examples/image_search/image_search_langchain/main.py [20]](https://github.com/ComposioHQ/composio/pull/349/files#diff-8aed1cd585b907533b3071944ebbf2f90ae08423152644d639ef0c4f0bd93a37R20-R20) ```diff -dotenv.load_dotenv() +if not dotenv.load_dotenv(): + raise EnvironmentError("Failed to load .env file") ``` - [ ] **Apply this suggestion** Suggestion importance[1-10]: 8 Why: Ensuring the .env file loads successfully helps maintain correct environment settings, which is important for the application's reliability.	8
Possible issue	Validate the model availability before initializing the ChatOpenAI instance ___ **Ensure that the ChatOpenAI instance initialization includes handling for missing or invalid model specifications, which can lead to runtime errors.** [python/examples/image_search/image_search_langchain/image_search_frontend.py [40]](https://github.com/ComposioHQ/composio/pull/349/files#diff-4d0a73df5172ed105e1e837da99680f362941e50da49f119e15d9f795fe90078R40-R40) ```diff +if "gpt-4o" not in available_models: + raise ValueError("Model gpt-4o is not available") llm = ChatOpenAI(model="gpt-4o") ``` - [ ] **Apply this suggestion** Suggestion importance[1-10]: 7 Why: Checking for model availability can prevent runtime errors, although it assumes the existence of an `available_models` list which is not shown in the provided code.	7