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File size: 2,185 Bytes
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import streamlit as st
# Function to read file content
def read_file(uploaded_file):
try:
# Read the file content
content = uploaded_file.read().decode("utf-8")
return content
except Exception as e:
st.error(f"Error reading file: {e}")
return None
# Function to write text to a file
def write_to_file(content):
try:
with open("modified_file.txt", "w") as f:
f.write(content)
return "modified_file.txt"
except Exception as e:
st.error(f"Error writing to file: {e}")
return None
# Function to add text to the file
def add_text_to_file(content, new_text):
return content + "\n" + new_text
# Streamlit UI
st.title("File Handling Application")
# File upload widget
uploaded_file = st.file_uploader("Choose a file", type=["txt"])
if uploaded_file is not None:
# Read the content of the uploaded file
file_content = read_file(uploaded_file)
if file_content:
# Display the content of the file
st.subheader("File Content")
st.text_area("Content", file_content, height=200)
# Option to add text to the file
st.subheader("Add Text to File")
new_text = st.text_area("Text to add", "", height=100)
if st.button("Add Text"):
if new_text:
updated_content = add_text_to_file(file_content, new_text)
st.success("Text added successfully!")
# Display the updated file content
st.subheader("Updated File Content")
st.text_area("Updated Content", updated_content, height=200)
# Allow user to download the updated file
file_path = write_to_file(updated_content)
if file_path:
st.download_button(
label="Download Updated File",
data=open(file_path, "rb").read(),
file_name="modified_file.txt",
mime="text/plain"
)
else:
st.warning("Please enter some text to add to the file.")
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