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"""Main entry point for tox."""
import sys
from pathlib import Path
from typing import Optional, Sequence
from tox.config.cli.parse import get_options
from tox.config.main import Config
from tox.config.source.ini import Ini
from tox.session.state import State
from tox.tox_env.builder import build_tox_envs
def run(args: Optional[Sequence[str]] = None) -> None:
try:
result = main(sys.argv[1:] if args is None else args)
except KeyboardInterrupt:
result = -2
raise SystemExit(result)
def main(args: Sequence[str]) -> int:
state = setup_state(args)
command = state.options.command
handler = state.handlers[command]
result = handler(state)
if result is None:
result = 0
return result
def setup_state(args: Sequence[str]) -> State:
"""Setup the state object of this run."""
# parse CLI arguments
options = get_options(*args)
# parse configuration file
config = make_config(Path().absolute())
# build tox environment config objects
state = build_tox_envs(config, options, args)
return state
def make_config(path: Path) -> Config:
"""Make a tox configuration object."""
# for now only tox.ini supported
ini_loader = Ini(path / "tox.ini")
return Config(ini_loader)
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