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app.py
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app.py
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# pip install openpyxl
import pandas as pd
import streamlit as st
import zipfile
import base64
import os
# Web App Title
st.image("HABLABS-Logo-2022-2.png")
st.markdown("<h1 style='text-align: left; color: black;'>EXCEL FILE MERGER</h1>", unsafe_allow_html=True)
st.markdown('''
Deal with **spreadsheets** everyday? Spend countless hours **manually merging** this information?
Upload your **zipfile** in the sidebar and download a merged output!
Or try out our **Example ZIP input file**!
---
''')
# Excel file merge function
def excel_file_merge(zip_file_name):
df = pd.DataFrame()
archive = zipfile.ZipFile(zip_file_name, 'r')
with zipfile.ZipFile(zip_file_name, "r") as f:
for file in f.namelist():
xlfile = archive.open(file)
if file.endswith('.xlsx'):
# Add a note indicating the file name that this dataframe originates from
df_xl = pd.read_excel(xlfile, engine='openpyxl')
df_xl['Note'] = file
# Appends content of each Excel file iteratively
df = df.append(df_xl, ignore_index=True)
return df
# Upload CSV data
with st.sidebar.header('1. Upload your ZIP file'):
uploaded_file = st.sidebar.file_uploader("Excel-containing ZIP file", type=["zip"])
st.sidebar.markdown("""
[Example ZIP input file](https://github.com/dataprofessor/excel-file-merge-app/raw/main/nba_data.zip)
""")
# File download
def filedownload(df):
csv = df.to_csv(index=False)
b64 = base64.b64encode(csv.encode()).decode() # strings <-> bytes conversions
href = f'<a href="data:file/csv;base64,{b64}" download="merged_file.csv">Download Merged File as CSV</a>'
return href
def xldownload(df):
df.to_excel('data.xlsx', index=False)
data = open('data.xlsx', 'rb').read()
b64 = base64.b64encode(data).decode('UTF-8')
#b64 = base64.b64encode(xl.encode()).decode() # strings <-> bytes conversions
href = f'<a href="data:file/xls;base64,{b64}" download="merged_file.xlsx">Download Merged File as XLSX</a>'
return href
# Main panel
if st.sidebar.button('Submit'):
#@st.cache
df = excel_file_merge(uploaded_file)
st.header('**Merged data**')
st.write(df)
st.markdown(filedownload(df), unsafe_allow_html=True)
st.markdown(xldownload(df), unsafe_allow_html=True)
else:
st.info('Awaiting for ZIP file to be uploaded.')
st.markdown('''
** Inspired by** Chanin Nantasenamat (aka The Data Professor) --- 🎥 https://www.youtube.com/c/DataProfessor
''')