Shofel2_T124_python/venv/lib/python3.10/site-packages/pyfx/cli.py

70 lines
2.1 KiB
Python

import json
import os
import sys
import click
import pyperclip
from .__version__ import __version__
from .app import PyfxApp
from .cli_utils import exit_on_exception
from .cli_utils import is_stdin_readable
from .error import PyfxException
@click.command(name="pyfx")
@click.help_option()
@click.version_option(__version__)
@click.option("--debug", is_flag=True, default=False,
help="Enable debug level logging.")
@click.option("-c", "--config-file", type=click.Path(exists=True),
help="Absolute path of pyfx config file")
@click.option("-x", "--from-clipboard", is_flag=True, default=False,
help="Read JSON from clipboard")
@click.argument("file", type=click.Path(exists=True, dir_okay=False), nargs=-1)
@exit_on_exception
def main(file, config_file, from_clipboard, debug):
"""
pyfx command line entry point.
It loads JSON from various sources and opens Pyfx's UI for browsing.
Examples
--------
1. load JSON from clipboard
pyfx -x | --from-clipboard
2. load JSON from file
pyfx data.json
3. load JSON from pipe
cat data.json | pyfx
"""
print("Loading data.", file=sys.stdout, flush=True)
if from_clipboard:
data = json.loads(pyperclip.paste().strip())
elif is_stdin_readable():
# sys.stdin is immediately readable
data = json.loads('\n'.join(click.get_text_stream('stdin').readlines()))
# Replace sys.stdin at the top of the cli, to improve
# system testability.
# close the current stdin (pipe)
sys.stdin.close()
# replace stdin with a new one
sys.stdin = open(os.ctermid())
elif len(file) == 1:
with open(file[0], 'r') as f:
data = json.load(f)
else:
raise PyfxException("Failed to read JSON data. "
"Notice Pyfx only support reading single file.")
print("Starting Pyfx UI.", file=sys.stdout, flush=True)
# Init Pyfx and start the UI
PyfxApp(data=data, config=config_file, debug_mode=debug).run()
print("Exited Pyfx.", file=sys.stdout, flush=True)