pywal/pywal/util.py
2017-06-27 11:41:04 +10:00

40 lines
965 B
Python
Executable File

"""
Misc helper functions.
"""
import os
import pathlib
import subprocess
def read_file(input_file):
"""Read colors from a file."""
with open(input_file) as file:
colors = file.read().splitlines()
return colors
def save_file(colors, export_file):
"""Write the colors to the file."""
with open(export_file, "w") as file:
file.write(colors)
def create_dir(directory):
"""Alias to create the cache dir."""
pathlib.Path(directory).mkdir(parents=True, exist_ok=True)
def hex_to_rgb(color):
"""Convert a hex color to rgb."""
red, green, blue = list(bytes.fromhex(color.strip("#")))
return f"{red},{green},{blue}"
def disown(*cmd):
"""Call a system command in the background,
disown it and hide it's output."""
subprocess.Popen(["nohup"] + list(cmd),
stdout=subprocess.DEVNULL,
stderr=subprocess.DEVNULL,
preexec_fn=os.setpgrp)