2024 Dec 30 :Initial commit

Signed-off-by: Milind Kamat <36366961+milindkamat0507@users.noreply.github.com>

app.py

@@ -0,0 +1,144 @@
+import streamlit as st
+import pandas as pd
+import numpy as np
+from datetime import datetime
+
+# Page Configuration
+st.set_page_config(
+    page_title="MBA Streamlit Tutorial",
+    page_icon="🎓",
+    layout="wide"
+)
+
+# Main Title
+st.title("Welcome to Streamlit Development Journey 🚀")
+st.markdown("*An interactive guide for MBA students*")
+
+# Sidebar
+with st.sidebar:
+    st.header("Navigation Panel")
+    page = st.radio(
+        "Choose your learning path:",
+        ["Basic Elements", "Data Display", "Interactive Widgets", "Charts", "Chat Interface"]
+    )
+    
+    # User Info Collection
+    st.sidebar.markdown("---")
+    student_name = st.text_input("Enter your name:")
+    experience = st.select_slider(
+        "Your coding experience:",
+        options=["Beginner", "Intermediate", "Advanced"]
+    )
+
+# Main Content Based on Selection
+if page == "Basic Elements":
+    st.header("Basic Streamlit Elements")
+    
+    tab1, tab2, tab3 = st.tabs(["Text Elements", "Input Elements", "Layout Elements"])
+    
+    with tab1:
+        st.subheader("Text Display Options")
+        st.write("Regular text using st.write()")
+        st.markdown("**Bold text** and *italic text* using markdown")
+        st.code("""
+st.write("Regular text")
+st.markdown("**Bold text**")
+        """)
+        
+    with tab2:
+        st.subheader("Input Elements Demo")
+        user_input = st.text_input("Try typing something:")
+        st.write("You typed:", user_input)
+        
+        number = st.number_input("Enter a number:", min_value=0, max_value=100)
+        st.write("Selected number:", number)
+        
+    with tab3:
+        st.subheader("Layout Elements")
+        col1, col2 = st.columns(2)
+        with col1:
+            st.write("This is column 1")
+        with col2:
+            st.write("This is column 2")
+
+elif page == "Data Display":
+    st.header("Working with Data")
+    
+    # Sample DataFrame
+    df = pd.DataFrame({
+        'Date': pd.date_range('2024-01-01', periods=5),
+        'Sales': np.random.randn(5) * 100 + 500,
+        'Customers': np.random.randint(50, 100, 5)
+    })
+    
+    st.dataframe(df)
+    st.code("""
+# Create and display a DataFrame
+df = pd.DataFrame({
+    'Date': pd.date_range('2024-01-01', periods=5),
+    'Sales': np.random.randn(5) * 100 + 500,
+    'Customers': np.random.randint(50, 100, 5)
+})
+st.dataframe(df)
+    """)
+
+elif page == "Interactive Widgets":
+    st.header("Interactive Elements")
+    
+    option = st.selectbox(
+        'Select your favorite color',
+        ['Red', 'Blue', 'Green', 'Yellow']
+    )
+    
+    if st.button('Show Selected Color'):
+        st.write(f'Your selected color is {option}')
+    
+    st.slider('Select a range', 0, 100, (25, 75))
+
+elif page == "Charts":
+    st.header("Data Visualization")
+    
+    # Generate sample data
+    chart_data = pd.DataFrame(
+        np.random.randn(20, 3),
+        columns=['Line A', 'Line B', 'Line C']
+    )
+    
+    st.line_chart(chart_data)
+    st.code("""
+# Create a line chart
+chart_data = pd.DataFrame(
+    np.random.randn(20, 3),
+    columns=['Line A', 'Line B', 'Line C']
+)
+st.line_chart(chart_data)
+    """)
+
+elif page == "Chat Interface":
+    st.header("Simple Chatbot Interface")
+    
+    if 'messages' not in st.session_state:
+        st.session_state.messages = []
+
+    # Display chat messages
+    for message in st.session_state.messages:
+        with st.chat_message(message["role"]):
+            st.markdown(message["content"])
+
+    # Chat input
+    if prompt := st.chat_input("What would you like to know about Streamlit?"):
+        # Add user message to chat history
+        st.session_state.messages.append({"role": "user", "content": prompt})
+        
+        # Simple response logic
+        response = f"Thank you for your question about '{prompt}'. This is a demo chatbot interface in Streamlit!"
+        
+        # Add assistant response to chat history
+        st.session_state.messages.append({"role": "assistant", "content": response})
+        
+        # Rerun to display new messages
+        st.rerun()
+
+# Footer
+st.markdown("---")
+st.markdown("Created for MBA Students - Learning Streamlit Development")

requirements.txt

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+# requirements.txt
+
+streamlit>=1.31.0
+pandas>=2.1.0
+numpy>=1.24.0
+plotly>=5.18.0
+datetime
+pillow>=10.0.0
+matplotlib>=3.7.0
+scikit-learn>=1.3.0