dwm/dwmscripts/calc.py

60 lines
1.4 KiB
Python

import os
from typing import List
import subprocess
import requests
def get_ex_rates() -> float:
response = \
requests.get("https://www.cbr-xml-daily.ru/daily_json.js").json()
out = {}
for valute in response["Valute"]:
out[valute] = response["Valute"][valute]["Value"]
return out
def show_command_out(command: str, return_out: str = True) -> str | None:
if not return_out:
os.system(command)
return
return subprocess.check_output(
command,
shell=True
).decode("utf-8")
def show_dmenu_out(question: str, answers: List[str] = None) -> str:
if not answers:
return show_command_out(
'cat /dev/null | dmenu -p "{}"'.format(
question
)
)[:-1]
return show_command_out(
'echo "{}" | dmenu -p "{}"'.format(
"".join([f"{x}\n" for x in answers])[:-1],
question
)
)[:-1]
def main() -> None:
sentence = show_dmenu_out(">")
try:
ex_rates = get_ex_rates()
for ex_rate in ex_rates:
locals()[ex_rate] = ex_rates[ex_rate]
answer = str(eval(sentence))
except Exception as exc:
answer = str(exc)
do_copy = show_dmenu_out(f"{sentence} = {answer}", ["Exit", "Copy"])
if do_copy == "Copy":
show_command_out(
f'echo "{answer}" | xclip -selection clipboard -r',
False
)
if __name__ == '__main__':
main()