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agents.py

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+from crewai import Agent, Task, Crew
+from crewai_tools import SerperDevTool, ScrapeWebsiteTool
+
+def generate_content(llm, topic):
+    
+    search_tool = SerperDevTool(n_results=10)
+    docs_scrape_tool = ScrapeWebsiteTool()
+    
+    planner = Agent(
+        role = "Content Planner",
+        goal = "Plan engaging and factually accurate content on {topic}",
+        backstory = """You're working on planning a blog article about the topic: {topic}. 
+        You collect information that helps the audience learn something and make informed decisions. 
+        Your work is the basis for the Content Writer to write an article on this topic.""",
+        llm = llm,
+        allow_delegation = False,
+	    verbose = True,
+        tools = [search_tool, docs_scrape_tool]
+    )
+    
+    plan = Task(
+        description = """1. Prioritize the latest trends, key players, and noteworthy news on {topic}. 
+        2. Identify the target audience, considering their interests and pain points. 
+        3. Develop a detailed content outline including an introduction, key points, and a call to action. 
+        4. Include SEO keywords and relevant data or sources.""",
+        expected_output = """A comprehensive content plan document with an outline, audience analysis, SEO keywords, and resources.""",
+        agent = planner,
+    )
+    
+    writer = Agent(
+        role = "Content Writer",
+        goal = """Write insightful and factually accurate opinion piece about the topic: {topic}""",
+        backstory = """You're working on a writing a new opinion piece about the topic: {topic}. 
+        You base your writing on the work of the Content Planner, who provides an outline and relevant context about the topic. 
+        You follow the main objectives and direction of the outline, as provide by the Content Planner. 
+        You also provide objective and impartial insights and back them up with information provide by the Content Planner. 
+        You acknowledge in your opinion piece when your statements are opinions as opposed to objective statements.""",
+        llm = llm,
+        allow_delegation = False,
+        verbose = True
+    )
+    
+    write = Task(
+        description = """1. Use the content plan to craft a compelling blog post on {topic}. 
+        2. Incorporate SEO keywords naturally. 
+        3. Sections/Subtitles are properly named in an engaging manner. 
+        4. Ensure the post is structured with an engaging introduction, insightful body, and a summarizing conclusion. 
+        5. Proofread for grammatical errors and alignment with the brand's voice.""",
+        expected_output = "A well-written blog post in markdown format, ready for publication, each section should have 2 or 3 paragraphs.",
+        agent = writer,
+    )
+    
+    editor = Agent(
+        role = "Editor",
+        goal = "Edit a given blog post to align with the writing style of the organization.",
+        backstory = """You are an editor who receives a blog post from the Content Writer. 
+        Your goal is to review the blog post to ensure that it follows journalistic best practices, 
+        provides balanced viewpoints when providing opinions or assertions, and also avoids major controversial topics 
+        or opinions when possible.""",
+        llm = llm,
+        allow_delegation = False,
+        verbose = True
+    )
+    
+    edit = Task(
+        description = "Proofread the given blog post for grammatical errors and alignment with the brand's voice.",
+        expected_output = "A well-written blog post in markdown format, ready for publication, each section should have 2 or 3 paragraphs.",
+        agent = editor
+    )
+    
+    crew = Crew(
+        agents = [planner, writer, editor],
+        tasks = [plan, write, edit],
+        verbose = True
+    )
+    
+    return crew.kickoff(inputs={"topic": topic})
+    
+    
+    

app.py

@@ -0,0 +1,148 @@
+import os
+import streamlit as st
+# from dotenv import load_dotenv
+from crewai import LLM
+from agents import generate_content
+
+# Load env variables
+# load_dotenv()
+
+# Streamlit Page Config
+st.set_page_config(
+    page_title = "AI Blog Writer", 
+    page_icon = ":newspaper:", 
+    layout = "wide",
+    initial_sidebar_state="expanded")
+
+# Logo
+st.logo(
+    "https://cdn.prod.website-files.com/66cf2bfc3ed15b02da0ca770/66d07240057721394308addd_Logo%20(1).svg",
+    link = "https://www.crewai.com/",
+    size = "large"
+)
+
+col1, col2, col3 = st.columns([1, 6, 1])
+with col2:
+    # Title and description
+    st.title("✍️AI Blog Article Generator, powered by :red[CrewAI]")
+    st.markdown("Generate comprehensive blog posts about any topic using AI agents.")
+
+# Sidebar
+with st.sidebar:
+    st.markdown("### ⚙️ Model API Configuration")
+    st.write("")
+    
+    model_options = [
+        "gpt-4o-mini",
+        "gpt-4o",
+        "o1",
+        "o1-mini", 
+        "o1-preview"
+        "o3-mini"
+    ]
+    
+    selected_model = st.selectbox("🤖 Select which LLM to use", model_options, key = "selected_model")
+    
+    with st.expander("🔑 API Keys", expanded = True):
+        
+        st.info("API keys are stored temporarily in memory and cleared when you close the browser.")
+        
+        openai_api_key = st.text_input(
+            "OpenAI API Key",
+            type = "password",
+            placeholder = "Enter your OpenAI API key",
+            help = "Enter your OpenAI API key"
+        )
+        
+        if openai_api_key:
+            os.environ["OPENAI_API_KEY"] = openai_api_key
+            
+        serper_api_key = st.text_input(
+            "Serper API Key",
+            type = "password",
+            placeholder = "Enter your Serper API key",
+            help = "Enter your Serper API key for web search capabilities"
+            )
+        if serper_api_key:
+            os.environ["SERPER_API_KEY"] = serper_api_key
+    
+    st.write("")
+    with st.expander("ℹ️ About", expanded=False):
+        st.markdown(
+            """This Blog Article Writing assistant uses advanced AI models to help you:
+                - Research any topic in depth
+                - Analyze and summarize information
+                - Provide structured article
+                
+                Choose your preferred model and enter the required API keys to get started.""")
+
+if not os.environ.get("OPENAI_API_KEY"):
+    st.warning("⚠️ Please enter your OpenAI API key in the sidebar to get started")
+    st.stop()
+
+if not os.environ.get("SERPER_API_KEY"):
+    st.warning("⚠️ Please enter your Serper API key in the sidebar to get started")
+    st.stop()
+
+# Create two columns for the input section
+input_col1, input_col2, input_col3 = st.columns([1, 6, 1])
+
+with input_col2:
+    # st.header("Content Settings")
+    
+    # Make the text input take up more space
+    topic = st.text_area(
+        "Enter your topic",
+        height = 68,
+        placeholder = "Enter the topic you want to generate content about..."                
+    )
+
+col1, col2, col3 = st.columns([1, 0.5, 1])
+with col2:
+    generate_button = st.button("🚀 Generate Article", use_container_width = False, type = "primary")    
+
+    # # Add more sidebar controls if needed
+    # st.markdown("### Advanced Settings")
+    # temperature = st.slider("Temperature", 0.0, 1.0, 0.7)
+    
+    # # Add some spacing
+    # st.markdown("---")
+    
+    # # Make the generate button more prominent in the sidebar
+    # generate_button = st.button("Generate Article", type="primary", use_container_width=True)
+    
+
+if generate_button:
+    with st.spinner("Generating content... This may take a moment."):
+        try:
+            llm = LLM(model = f"openai/{selected_model}")
+            result = generate_content(llm, topic)
+            
+        except Exception as e:
+            st.error(f"An error occurred: {str(e)}")
+            
+    st.markdown("### Generated Article")
+    st.markdown(str(result))
+            
+    # Add download button
+    st.download_button(
+        label = "Download Article",
+        data = result.raw,
+        file_name = f"{topic.lower().replace(' ', '_')}_article.md",
+        mime = "text/markdown"
+        )
+    
+# Add footer
+st.divider()
+footer_col1, footer_col2, footer_col3 = st.columns([1, 2, 1])
+with footer_col2:
+    st.caption("Made with ❤️ using [CrewAI](https://crewai.com), [Serper](https://serper.dev/) and [Streamlit](https://streamlit.io)")
+    st.caption("By Sharan Shyamsundar")
+            
+# Footer
+# footer_html = """<div style='text-align: center;'>
+#   <p>Developed with CrewAI, Streamlit and OpenAI by Sharan</p>
+# </div>"""
+# st.markdown(footer_html, unsafe_allow_html=True)
+
+# st.markdown("Built with CrewAI, Streamlit and powered by OpenAI's GPT4o")