def process(self, actions, before=False, after=False):
try:
- if len(actions or []) == 0:
- if before:
- self.processor.process("sell_all", steps="before")
- if after:
- self.processor.process("sell_all", steps="after")
- else:
- for action in actions:
- if hasattr(self, action):
- getattr(self, action)()
- else:
- self.report.log_error("market_process", message="Unknown action {}".format(action))
+ for action in actions:
+ if bool(before) is bool(after):
+ self.processor.process(action, steps="all")
+ elif before:
+ self.processor.process(action, steps="before")
+ elif after:
+ self.processor.process(action, steps="after")
except Exception as e:
self.report.log_error("market_process", exception=e)
finally:
liquidity=liquidity, repartition=repartition)
self.trades.compute_trades(values_in_base, new_repartition, only=only)
- # Helpers
- def print_orders(self, base_currency="BTC"):
- self.report.log_stage("print_orders")
- self.balances.fetch_balances(tag="print_orders")
- self.prepare_trades(base_currency=base_currency, compute_value="average")
- self.trades.prepare_orders(compute_value="average")
-
- def print_balances(self, base_currency="BTC"):
- self.report.log_stage("print_balances")
- self.balances.fetch_balances()
+ def print_tickers(self, base_currency="BTC"):
if base_currency is not None:
self.report.print_log("total:")
self.report.print_log(sum(self.balances.in_currency(base_currency).values()))
"wait_for_recent": {},
},
],
+ "print_balances": [
+ {
+ "name": "print_balances",
+ "number": 1,
+ "fetch_balances": ["begin"],
+ "print_tickers": { "base_currency": "BTC" },
+ }
+ ],
"print_orders": [
{
"name": "wait",
"number": 1,
- "before": False,
- "after": True,
+ "before": True,
+ "after": False,
"wait_for_recent": {},
},
{
ordered_actions = [
"wait_for_recent", "prepare_trades", "prepare_orders",
"move_balances", "run_orders", "follow_orders",
- "close_trades"]
+ "close_trades", "print_tickers"]
def __init__(self, market):
self.market = market
if step == "all":
return scenario
elif step == "before" or step == "after":
- return list(filter(lambda x: step in x and x[step], scenario))
+ return list(filter(lambda x: x.get(step, False), scenario))
elif type(step) == int:
return [scenario[step-1]]
elif type(step) == str:
else:
raise TypeError("Unknown step {}".format(step))
+ def can_process(self, scenario_name):
+ return scenario_name in self.scenarios
+
def process(self, scenario_name, steps="all", **kwargs):
+ if not self.can_process(scenario_name):
+ raise TypeError("Unknown scenario {}".format(scenario_name))
scenario = self.scenarios[scenario_name]
selected_steps = []
method = self.market.follow_orders
elif action == "close_trades":
method = self.market.trades.close_trades
+ elif action == "print_tickers":
+ method = self.market.print_tickers
signature = inspect.getfullargspec(method)
defaults = signature.defaults or []