Create app.py

app.py

@@ -0,0 +1,23 @@
+import streamlit as st
+import pandas as pd
+
+def main():
+    st.title("CSV File Upload App")
+
+    # File uploader widget
+    uploaded_file = st.file_uploader("Choose a CSV file", type="csv")
+
+    if uploaded_file is not None:
+        # To read file as string:
+        stringio = StringIO(uploaded_file.getvalue().decode("utf-8"))
+        string_data = stringio.read()
+
+        # To read file as pandas dataframe:
+        # (Adjust the parameters like `sep`, `header` if necessary)
+        df = pd.read_csv(uploaded_file)
+
+        # Display the dataframe
+        st.write(df)
+
+if __name__ == "__main__":
+    main()