university-setup/scripts/file_list.py

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#!/usr/bin/python3
import re
import subprocess
import warnings
from pathlib import Path
from window_subprocess import open_pdf
class FileHandle:
def __init__(self, file_path: Path):
self.path = file_path
match = re.match(r'[\D]*(\d+)[\D]*\.pdf', file_path.name)
if match is None:
warnings.warn(f'Invalid format in file {str(file_path)}: Could not parse number.')
self.number = -1
else:
self.number = int(match.group(1))
def open(self):
open_pdf(self.path)
class Files(list):
def __init__(self, root_path: Path, pattern: str = "*"):
self.root: Path = root_path
list.__init__(self, self.read_files(pattern))
def read_files(self, pattern):
files = self.root.glob(pattern)
return sorted((FileHandle(f) for f in files), key=lambda f: f.number)
def unite_files(self, name):
result = subprocess.run(
['pdfunite'] + list(map(lambda f: str(f.path), self)) + [str(self.root / name)]
)
print(result.stdout)