Create app.py

app.py

@@ -0,0 +1,88 @@
+import streamlit as st
+import streamlit.components.v1 as components
+
+# Set up the layout of the app
+st.title("Intro to Python: Interactive Learning")
+st.write("Welcome to the Python learning platform. Below are key examples to help you get started with Python programming.")
+
+# Helper function to create an expandable explanation
+def create_explanation(title, content):
+    with st.expander(f"Explanation: {title}"):
+        st.write(content)
+
+# Example 1: Basic Syntax and Variables
+st.subheader("1. Basic Syntax and Variables")
+code1 = '''name = "Alice"
+age = 25
+height = 5.6
+
+print(f"My name is {name}, I am {age} years old and {height} feet tall.")
+'''
+st.code(code1, language="python")
+create_explanation("Basic Syntax", "This example shows how to assign values to variables, different data types, and how to print a formatted string.")
+
+# Example 2: If-Else Condition
+st.subheader("2. Control Flow: If-Else Statements")
+code2 = '''temperature = 30
+
+if temperature > 25:
+    print("It's a hot day.")
+else:
+    print("It's a cool day.")
+'''
+st.code(code2, language="python")
+create_explanation("If-Else", "This example demonstrates how to use conditional logic in Python to make decisions based on conditions.")
+
+# Example 3: For and While Loops
+st.subheader("3. Loops: For and While")
+code3 = '''numbers = [1, 2, 3, 4, 5]
+for number in numbers:
+    print(f"Number: {number}")
+
+count = 5
+while count > 0:
+    print(f"Countdown: {count}")
+    count -= 1
+'''
+st.code(code3, language="python")
+create_explanation("Loops", "Loops are used to repeat tasks. A 'for' loop iterates over a list, and a 'while' loop repeats until a condition becomes false.")
+
+# Example 4: Functions
+st.subheader("4. Functions: Defining and Using Functions")
+code4 = '''def add_numbers(a, b):
+    return a + b
+
+result = add_numbers(10, 20)
+print(f"The result is: {result}")
+'''
+st.code(code4, language="python")
+create_explanation("Functions", "Functions allow you to define reusable blocks of code. In this example, a function adds two numbers.")
+
+# Example 5: Lists and Dictionaries
+st.subheader("5. Basic Data Structures: Lists and Dictionaries")
+code5 = '''fruits = ["apple", "banana", "cherry"]
+print(f"First fruit: {fruits[0]}")
+
+student = {"name": "John", "age": 22, "major": "Computer Science"}
+print(f"Student name: {student['name']}")
+'''
+st.code(code5, language="python")
+create_explanation("Lists and Dictionaries", "Lists hold sequences of items, and dictionaries store data as key-value pairs.")
+
+# Interactive code execution section
+st.subheader("Try It Yourself: Python Code Simulation")
+user_code = st.text_area("Paste your Python code below and hit 'Run' to see the output.", height=150)
+
+if st.button("Run Code"):
+    try:
+        # Capture and display the output of the user's code
+        exec_locals = {}
+        exec(user_code, {}, exec_locals)
+        st.success("Code ran successfully!")
+        output = exec_locals
+        st.write(output)
+    except Exception as e:
+        st.error(f"Error: {str(e)}")
+
+# Educational footer
+st.write("This app is an educational tool to help you learn basic Python concepts. Keep exploring and practicing!")