streamlit-file-upload-template

streamlit-file-upload-template/app.py

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+import streamlit as st
+from utils import get_file_metadata
+
+st.title('File Upload Template')
+
+# File uploader with no type restriction
+uploaded_file = st.file_uploader("Choose a file", type=None)
+
+if uploaded_file is not None:
+    # Display file metadata
+    metadata = get_file_metadata(uploaded_file)
+
+    st.subheader('File Metadata')
+
+    # Create three columns for better layout
+    col1, col2, col3 = st.columns(3)
+
+    with col1:
+        st.metric("Filename", metadata['filename'])
+        st.metric("File Size", metadata['size'])
+
+    with col2:
+        st.metric("File Type", metadata['type'])
+        st.metric("Extension", metadata['extension'])
+
+    with col3:
+        st.metric("Last Modified", metadata['last_modified'])
+
+    # Display file contents preview if it's a text file
+    if metadata['type'] and 'text' in metadata['type'].lower():
+
+        try:
+            st.subheader('File Preview')
+            content = uploaded_file.read().decode()
+            st.text_area("Content Preview", content[:1000] + ("..." if len(content) > 1000 else ""), 
+                        height=200)
+        except:
+            None

streamlit-file-upload-template/app.yaml

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+command:
+  - "streamlit"
+  - "run"
+  - "app.py"
+
+env:
+- name: STREAMLIT_BROWSER_GATHER_USAGE_STATS
+  value: "false"

streamlit-file-upload-template/requirements.txt

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+streamlit==1.38.0

streamlit-file-upload-template/utils.py

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+import os
+import mimetypes
+from datetime import datetime
+
+def get_file_metadata(file):
+    """Extract metadata from uploaded file"""
+    metadata = {
+        'filename': file.name,
+        'size': f"{file.size / 1024:.2f} KB",
+        'type': mimetypes.guess_type(file.name)[0] or 'Unknown',
+        'extension': os.path.splitext(file.name)[1] or 'No extension',
+        'last_modified': datetime.fromtimestamp(os.path.getmtime(file.name) if os.path.exists(file.name) else 0).strftime('%Y-%m-%d %H:%M:%S')
+    }
+    return metadata