Make an Everything File List from 7z output

7z_to_efu.py

from collections import namedtuple
from csv import DictWriter
from datetime import datetime

SEVENZ_OUTPUT = "7z_output.txt"   # Name of file with `7z l <FILE> -slt` output
EFU_FILENAME = "7z_filelist.efu"  # Name of Everything File List to write

conv = namedtuple("conversion", ("efu_column", "fn"))
pass_fn = lambda x: x
date_fn = lambda dt: datetime.strptime(dt, "%Y-%m-%d %H:%M:%S").isoformat()
attr_fn = lambda attr: sum(2 ** "RHS8DAdNTsLCOIEV.X.PU".index(a) for a in attr)

COLUMN_MAP = {
    "Path"      : conv(efu_column="Filename"     , fn=pass_fn),
    "Size"      : conv(efu_column="Size"         , fn=pass_fn),
    "Modified"  : conv(efu_column="Date Modified", fn=date_fn),
    "Created"   : conv(efu_column="Date Created" , fn=date_fn),
    "Attributes": conv(efu_column="Attributes"   , fn=attr_fn),
}

with (
    open(SEVENZ_OUTPUT, "r", encoding="utf-8") as command_output,
    open(EFU_FILENAME, "w", newline="", encoding="utf-8") as efu,
):
    writer = DictWriter(efu, [column for (column, _fn) in COLUMN_MAP.values()])
    writer.writeheader()
    file_info = {}

    for line in command_output:
        line = line.rstrip("\n")
        if line:
            prop, value = line.split(" = ", 1)
            if prop in COLUMN_MAP:
                file_info[COLUMN_MAP[prop].column] = COLUMN_MAP[prop].fn(value)
        else:
            writer.writerow(file_info)
            file_info.clear()

README.md

Convert the output of 7z l <FILE> -slt to the format of an EFU file list, to open in Everything or include in Everything's index

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