async def _init_exchanges(self):
self.backtesting = await backtesting_api.initialize_backtesting(
self.backtesting_config,
exchange_ids=self.exchange_manager_ids,
matrix_id=self.matrix_id,
data_files=self.backtesting_files)
# modify_backtesting_channels before creating exchanges as they require the current backtesting time to
# initialize
await backtesting_api.adapt_backtesting_channels(
self.backtesting,
self.backtesting_config,
importers.ExchangeDataImporter,
run_on_common_part_only=self.run_on_common_part_only,
start_timestamp=self.start_timestamp,
end_timestamp=self.end_timestamp)
for exchange_class_string in self.symbols_to_create_exchange_classes.keys(
):
exchange_builder = trading_api.create_exchange_builder(self.backtesting_config, exchange_class_string) \
.has_matrix(self.matrix_id) \
.use_tentacles_setup_config(self.tentacles_setup_config) \
.set_bot_id(self.bot_id) \
.is_simulated() \
.is_rest_only() \
.is_backtesting(self.backtesting)
try:
await exchange_builder.build()
finally:
# always save exchange manager ids and backtesting instances
self.exchange_manager_ids.append(
trading_api.get_exchange_manager_id(
exchange_builder.exchange_manager))
def connect(exchange_name):
if exchange_name not in cli.exchanges:
exchange_builder = api.create_exchange_builder(cli.get_config(),
exchange_name)
cli.exchanges[exchange_name] = {
"exchange_builder":
exchange_builder,
"exchange_thread":
threading.Thread(target=cli_tools.start_cli_exchange,
args=(exchange_builder, ))
}
cli.exchanges[exchange_name]["exchange_thread"].start()
else:
click.echo("Already connected to this exchange", err=True)
return
click.echo(f"Connected to {exchange_name}")