Created
August 22, 2020 20:02
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Install powerline status on Linux
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import sys | |
import subprocess | |
from subprocess import CompletedProcess | |
import logging | |
from typing import List | |
from pathlib import Path | |
import os | |
logging.basicConfig(level=logging.DEBUG, stream=sys.stdout) | |
def run_cmd(cmd: List[str]) -> str: | |
result: CompletedProcess = subprocess.run(cmd, capture_output=True) | |
logging.debug("result: %s", result) | |
logging.debug("stdout: %s", result.stdout) | |
if result.returncode != 0: | |
logging.error("call failed, stderr: %s", result.stderr) | |
raise RuntimeError("") | |
return result.stdout.decode() | |
def run() -> int: | |
# install python package | |
run_cmd(["sudo", "pip3", "install", "powerline-status"]) | |
# find package | |
find_result = run_cmd(["find", "/usr/local", "-name", "powerline.sh"]) | |
lines = find_result.splitlines() | |
bash_line = "" | |
for line in lines: | |
if "bash" in line: | |
bash_line = line.strip() | |
logging.debug("found bash shell script for powerline") | |
break | |
if bash_line == "": | |
raise RuntimeError("didnt fine an instance of powerline.sh for bash") | |
bashrc_lines = f""" | |
powerline-daemon -q | |
POWERLINE_BASH_CONTINUATION=1 | |
POWERLINE_BASH_SELECT=1 | |
source {bash_line} | |
""" | |
# edit bashrc | |
bashrc_edited = False | |
bashrc_path = str(Path.home()) | |
bashrc_path = os.path.join(bashrc_path, ".bashrc") | |
with open(bashrc_path, "r") as fd: | |
lines = fd.readlines() | |
for line in lines: | |
if "powerline-daemon -q" in line: | |
bashrc_edited = True | |
break | |
if bashrc_edited is False: | |
with open(bashrc_path, "a") as fd: | |
fd.write(bashrc_lines) | |
logging.debug("updated bashrc file") | |
else: | |
logging.warning("powerline stuff already in bashrc") | |
return 0 | |
if __name__ == "__main__": | |
sys.exit(run()) |
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