Update pages/Data Collection.py

pages/Data Collection.py

@@ -267,13 +267,15 @@ if st.session_state.current_page == "main":
             if st.button("🌐 HTML"):
                 navigate_to("explore_html")
 
-# Pages for Each Format
-elif st.session_state.current_page == "explore_excel":
-    # Section about Excel
+
+# Page for Explore Excel
+if st.session_state.current_page == "explore_excel":
+    # Main Heading
     st.markdown("""
         <h2 style="color: #BB3385;">Excel</h2>
     """, unsafe_allow_html=True)
-    
+
+    # Overview Section
     st.write("""
     - **Excel** is a powerful spreadsheet software developed by Microsoft.
     - It is widely used for:
@@ -288,29 +290,30 @@ elif st.session_state.current_page == "explore_excel":
     - Excel is an essential tool for managing and analyzing structured data in various industries.
     """)
 
+    # Reading Excel Files Section
     st.markdown("""
     <h3 style="color: #5b2c6f;">Reading Excel Files in Python</h3>
     """, unsafe_allow_html=True)
-    
-    # Code example
+
     st.code("""
     import pandas as pd
     
     # Read the Excel file
     data = pd.read_excel('path_to_file.xlsx')
+    print(data.head())  # Displays first 5 rows in Excel file
+    """, language="python")
 
-    print(data.head()) # displays first 5 rows in excel file
-    """, language="python") 
+    st.markdown("""
+    <h3 style="color: #5b2c6f;">Working with Sheets in Excel</h3>
+    """, unsafe_allow_html=True)
 
-    st.write("### Working with Sheets in Excel")
-    
     # Importing a Single Sheet
     st.write("#### Importing a Single Excel Sheet")
     st.code("""
     df = pd.read_excel('path_to_file.xlsx', sheet_name=0)
     print(df)
     """, language="python")
-    
+
     # Importing Multiple Sheets
     st.write("#### Importing Multiple Sheets from Excel")
     st.code("""
@@ -320,9 +323,12 @@ elif st.session_state.current_page == "explore_excel":
         print(data.head())
     """, language="python")
 
-    st.write("### Exporting Data to Excel Files")
-    
-    # Exporting a Single DataFrame to Excel
+    # Exporting Data Section
+    st.markdown("""
+    <h3 style="color: #5b2c6f;">Exporting Data to Excel Files</h3>
+    """, unsafe_allow_html=True)
+
+    # Exporting a Single DataFrame
     st.write("#### Exporting a Single DataFrame")
     st.code("""
     data = pd.DataFrame({
@@ -333,8 +339,8 @@ elif st.session_state.current_page == "explore_excel":
     # Export the DataFrame to an Excel file
     data.to_excel('single_sheet_output.xlsx', index=False)
     """, language="python")
-    
-    # Exporting Multiple DataFrames to Multiple Sheets
+
+    # Exporting Multiple DataFrames
     st.write("#### Exporting Multiple DataFrames to Different Sheets")
     st.code("""
     data1 = pd.DataFrame({
@@ -359,43 +365,54 @@ elif st.session_state.current_page == "explore_excel":
         data3.to_excel(writer, sheet_name='Language Scores', index=False)
     """, language="python")
 
-    st.write("### Common Issues with Excel Files")
+    # Issues Section
+    st.markdown("""
+    <h3 style="color: #BB3385;">Common Issues with Excel Files</h3>
+    """, unsafe_allow_html=True)
 
     # 1. File Format Compatibility
-    st.write("#### 1. File Format Compatibility")
+    st.markdown("""
+    <h4 style="color: #5b2c6f;">1. File Format Compatibility</h4>
+    """, unsafe_allow_html=True)
     st.write("Excel files may come in different formats like `.xls` and `.xlsx`, which can lead to compatibility issues.")
     st.code("""
     data = pd.read_excel('file.xls', engine='xlrd')  # For .xls files
     data = pd.read_excel('file.xlsx', engine='openpyxl')  # For .xlsx files
     print(data.head())
     """, language="python")
-    
+
     # 2. Encoding Issues
-    st.write("#### 2. Encoding Issues")
+    st.markdown("""
+    <h4 style="color: #5b2c6f;">2. Encoding Issues</h4>
+    """, unsafe_allow_html=True)
     st.write("Sometimes Excel files might have special characters that cause encoding problems.")
     st.code("""
     data = pd.read_excel('file.xlsx', encoding='utf-8')  # Replace with the correct encoding
     print(data.head())
     """, language="python")
-    
+
     # 3. Missing or Incomplete Data
-    st.write("#### 3. Missing or Incomplete Data")
+    st.markdown("""
+    <h4 style="color: #5b2c6f;">3. Missing or Incomplete Data</h4>
+    """, unsafe_allow_html=True)
     st.write("Missing values can lead to errors during data processing.")
     st.code("""
     data = pd.read_excel('file.xlsx')
     data.fillna(0, inplace=True)  # Replace NaN values with 0 or other defaults
     print(data.head())
     """, language="python")
-    
+
     # 4. Large File Sizes
-    st.write("#### 4. Large File Sizes")
+    st.markdown("""
+    <h4 style="color: #5b2c6f;">4. Large File Sizes</h4>
+    """, unsafe_allow_html=True)
     st.write("Large Excel files may cause performance issues or run out of memory.")
     st.code("""
     chunk_size = 1000
     for chunk in pd.read_excel('large_file.xlsx', chunksize=chunk_size):
         print(chunk.head())
     """, language="python")
-    
+
     # 5. Sheet Name Selection
     st.write("#### 5. Sheet Name Selection")
     st.write("Excel files may have multiple sheets, and reading the wrong one can lead to incorrect analysis.")
@@ -413,8 +430,7 @@ elif st.session_state.current_page == "explore_excel":
     print(data.dtypes)
     """, language="python")
 
-    
-    # 8. Merged Cells
+    # 7. Merged Cells
     st.write("#### 7. Merged Cells")
     st.write("Merged cells in Excel can lead to missing or misaligned data.")
     st.code("""
@@ -423,7 +439,7 @@ elif st.session_state.current_page == "explore_excel":
     """, language="python")
 
     
-    # 10. Date Parsing
+    # 8. Date Parsing
     st.write("#### 8. Date Parsing")
     st.write("Dates in Excel files may not be interpreted correctly.")
     st.code("""
@@ -431,12 +447,13 @@ elif st.session_state.current_page == "explore_excel":
     print(data.dtypes)
     """, language="python")
 
+    # Back Button
     col1 = st.columns(1)
-    
     with col1:
         if st.button("⬅️ Back to Previous Page"):
             navigate_to("main")
 
+
     
 
 elif st.session_state.current_page == "explore_images_video":