A small python script to extract memo text from a Samsung Galaxy S7 .memo file (aka a .zip archive)

extract-android-memos.py

from html import unescape
from pathlib import Path
from xml.etree import ElementTree


all_memos = Path().rglob("memo_content.xml")
output_dir = Path("output")
output_dir.mkdir(exist_ok=True)

for memo in all_memos:
    memo_text = memo.read_bytes()
    root = ElementTree.fromstring(memo_text.decode())

    header = root[0]
    content = root[1]

    note_title = header[0].attrib["title"].strip()
    created = header[3].attrib["createdTime"]

    if not note_title:
        note_title = created

    note_text: str = unescape(content[0].text)
    note_text = note_text.replace('<p value="memo2" >', "")
    note_text = note_text.replace("<p>", "")
    note_text = note_text.replace("</p>", "\r\n")
    note_text = note_text.strip()

    note_template = f"""Title: {note_title}
Created: {created}

{note_text}
"""
    outfile = output_dir / Path(f"{note_title}.txt")
    if not outfile.exists():
        print(f"Writing file {outfile.name}")
        outfile.write_bytes(note_template.encode("utf-8"))