Saving openpyxl file via text and filestream

Question

I\'m building OpenPyXL into an application that expects a string containing the content of the excel file, for it to write via file stream.

From my investigation into th

Answer 1

from openpyxl import Workbook
from io import BytesIO

rows = [[1,2], [3,4]]

book = Workbook()
sheet = book.active

for row in rows:
    sheet.append(row)

io = BytesIO
book.save(io)

content = io.getValue()

return Response(
    content,
    mimetype=magic.from_buffer(content, mime=True),
    headers={
    'Content-Disposition': 'attachment;filename=' + 'test.xlsx'}
)