280 lines
9.2 KiB
Python
280 lines
9.2 KiB
Python
"""
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Console interface to broker client/daemons.
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"""
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from functools import partial
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import json
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import os
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import click
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import pandas as pd
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import trio
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import tractor
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from . import watchlists as wl
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from .brokers import core, get_brokermod
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from .log import get_console_log, colorize_json, get_logger
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log = get_logger('cli')
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DEFAULT_BROKER = 'robinhood'
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_config_dir = click.get_app_dir('piker')
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_watchlists_data_path = os.path.join(_config_dir, 'watchlists.json')
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@click.command()
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@click.option('--loglevel', '-l', default='warning', help='Logging level')
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@click.option('--host', '-h', default='127.0.0.1', help='Host address to bind')
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def pikerd(loglevel, host):
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"""Spawn the piker daemon.
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"""
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get_console_log(loglevel)
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tractor.run_daemon(
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rpc_module_paths=['piker.brokers.core'],
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statespace={
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'broker2tickersubs': {},
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'clients': {},
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'dtasks': set(),
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},
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name='brokerd',
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loglevel=loglevel,
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)
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@click.group()
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def cli():
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pass
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@cli.command()
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@click.option('--broker', '-b', default=DEFAULT_BROKER,
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help='Broker backend to use')
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@click.option('--loglevel', '-l', default='warning', help='Logging level')
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@click.option('--keys', '-k', multiple=True,
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help='Return results only for these keys')
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@click.argument('meth', nargs=1)
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@click.argument('kwargs', nargs=-1)
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def api(meth, kwargs, loglevel, broker, keys):
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"""client for testing broker API methods with pretty printing of output.
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"""
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get_console_log(loglevel)
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brokermod = get_brokermod(broker)
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_kwargs = {}
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for kwarg in kwargs:
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if '=' not in kwarg:
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log.error(f"kwarg `{kwarg}` must be of form <key>=<value>")
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else:
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key, _, value = kwarg.partition('=')
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_kwargs[key] = value
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data = trio.run(
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partial(core.api, brokermod, meth, **_kwargs)
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)
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if keys:
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# filter to requested keys
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filtered = []
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if meth in data: # often a list of dicts
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for item in data[meth]:
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filtered.append({key: item[key] for key in keys})
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else: # likely just a dict
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filtered.append({key: data[key] for key in keys})
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data = filtered
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click.echo(colorize_json(data))
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@cli.command()
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@click.option('--broker', '-b', default=DEFAULT_BROKER,
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help='Broker backend to use')
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@click.option('--loglevel', '-l', default='warning', help='Logging level')
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@click.option('--df-output', '-df', flag_value=True,
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help='Output in `pandas.DataFrame` format')
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@click.argument('tickers', nargs=-1, required=True)
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def quote(loglevel, broker, tickers, df_output):
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"""Retreive symbol quotes on the console in either json or dataframe
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format.
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"""
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brokermod = get_brokermod(broker)
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get_console_log(loglevel)
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quotes = trio.run(partial(core.stocks_quote, brokermod, tickers))
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if not quotes:
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log.error(f"No quotes could be found for {tickers}?")
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return
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if df_output:
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cols = next(filter(bool, quotes.values())).copy()
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cols.pop('symbol')
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df = pd.DataFrame(
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(quote or {} for quote in quotes.values()),
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index=quotes.keys(),
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columns=cols,
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)
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click.echo(df)
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else:
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click.echo(colorize_json(quotes))
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@cli.command()
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@click.option('--broker', '-b', default=DEFAULT_BROKER,
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help='Broker backend to use')
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@click.option('--loglevel', '-l', default='warning', help='Logging level')
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@click.option('--df-output', '-df', flag_value=True,
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help='Output in `pandas.DataFrame` format')
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@click.argument('symbol', required=True)
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def option_chain(loglevel, broker, symbol, df_output):
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"""Retreive symbol quotes on the console in either json or dataframe
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format.
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"""
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brokermod = get_brokermod(broker)
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get_console_log(loglevel)
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quotes = trio.run(partial(core.option_chain, brokermod, symbol))[symbol]
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if not quotes:
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log.error(f"No quotes could be found for {tickers}?")
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return
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if df_output:
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cols = next(filter(bool, quotes.values())).copy()
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df = pd.DataFrame(
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(quote.values() for contract, quote in quotes.items()),
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index=quotes.keys(),
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columns=cols.keys(),
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)
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click.echo(df)
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else:
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click.echo(colorize_json(quotes))
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@cli.command()
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@click.option('--broker', '-b', default=DEFAULT_BROKER,
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help='Broker backend to use')
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@click.option('--loglevel', '-l', default='warning', help='Logging level')
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@click.option('--rate', '-r', default=5, help='Logging level')
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@click.option('--dhost', '-dh', default='127.0.0.1',
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help='Daemon host address to connect to')
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@click.argument('name', nargs=1, required=True)
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def monitor(loglevel, broker, rate, name, dhost):
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"""Spawn a real-time watchlist.
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"""
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from .ui.monitor import _async_main
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log = get_console_log(loglevel) # activate console logging
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brokermod = get_brokermod(broker)
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watchlist_from_file = wl.ensure_watchlists(_watchlists_data_path)
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watchlists = wl.merge_watchlist(watchlist_from_file, wl._builtins)
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tickers = watchlists[name]
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if not tickers:
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log.error(f"No symbols found for watchlist `{name}`?")
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return
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async def launch_client(sleep=0.5, tries=10):
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async with tractor.open_nursery() as nursery:
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async with tractor.find_actor('brokerd') as portal:
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if not portal:
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log.warn("No broker daemon could be found")
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log.warning("Spawning local brokerd..")
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portal = await nursery.start_actor(
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'brokerd',
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statespace={
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'broker2tickersubs': {},
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'clients': {},
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'dtasks': set(),
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},
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rpc_module_paths=['piker.brokers.core'],
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loglevel=loglevel,
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)
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# run kivy app
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await _async_main(name, portal, tickers, brokermod, rate)
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tractor.run(partial(launch_client, tries=1), name='kivy-watchlist')
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@cli.group()
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@click.option('--loglevel', '-l', default='warning', help='Logging level')
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@click.option('--config_dir', '-d', default=_watchlists_data_path,
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help='Path to piker configuration directory')
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@click.pass_context
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def watchlists(ctx, loglevel, config_dir):
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"""Watchlists commands and operations
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"""
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get_console_log(loglevel) # activate console logging
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wl.make_config_dir(_config_dir)
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ctx.obj = {'path': config_dir,
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'watchlist': wl.ensure_watchlists(config_dir)}
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@watchlists.command(help='show watchlist')
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@click.argument('name', nargs=1, required=False)
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@click.pass_context
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def show(ctx, name):
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watchlist = wl.merge_watchlist(ctx.obj['watchlist'], wl._builtins)
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click.echo(colorize_json(
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watchlist if name is None else watchlist[name]))
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@watchlists.command(help='load passed in watchlist')
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@click.argument('data', nargs=1, required=True)
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@click.pass_context
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def load(ctx, data):
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try:
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wl.write_to_file(json.loads(data), ctx.obj['path'])
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except (json.JSONDecodeError, IndexError):
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click.echo('You have passed an invalid text respresentation of a '
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'JSON object. Try again.')
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@watchlists.command(help='add ticker to watchlist')
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@click.argument('name', nargs=1, required=True)
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@click.argument('ticker_names', nargs=-1, required=True)
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@click.pass_context
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def add(ctx, name, ticker_names):
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for ticker in ticker_names:
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watchlist = wl.add_ticker(
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name, ticker, ctx.obj['watchlist'])
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wl.write_to_file(watchlist, ctx.obj['path'])
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@watchlists.command(help='remove ticker from watchlist')
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@click.argument('name', nargs=1, required=True)
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@click.argument('ticker_name', nargs=1, required=True)
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@click.pass_context
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def remove(ctx, name, ticker_name):
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try:
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watchlist = wl.remove_ticker(name, ticker_name, ctx.obj['watchlist'])
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except KeyError:
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log.error(f"No watchlist with name `{name}` could be found?")
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except ValueError:
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if name in wl._builtins and ticker_name in wl._builtins[name]:
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log.error(f"Can not remove ticker `{ticker_name}` from built-in "
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f"list `{name}`")
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else:
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log.error(f"Ticker `{ticker_name}` not found in list `{name}`")
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else:
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wl.write_to_file(watchlist, ctx.obj['path'])
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@watchlists.command(help='delete watchlist group')
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@click.argument('name', nargs=1, required=True)
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@click.pass_context
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def delete(ctx, name):
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watchlist = wl.delete_group(name, ctx.obj['watchlist'])
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wl.write_to_file(watchlist, ctx.obj['path'])
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@watchlists.command(help='merge a watchlist from another user')
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@click.argument('watchlist_to_merge', nargs=1, required=True)
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@click.pass_context
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def merge(ctx, watchlist_to_merge):
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merged_watchlist = wl.merge_watchlist(json.loads(watchlist_to_merge),
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ctx.obj['watchlist'])
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wl.write_to_file(merged_watchlist, ctx.obj['path'])
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@watchlists.command(help='dump text respresentation of a watchlist to console')
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@click.argument('name', nargs=1, required=False)
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@click.pass_context
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def dump(ctx, name):
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click.echo(json.dumps(ctx.obj['watchlist']))
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