def get_default_handler(self):
"""Return the default logging handler based on the local environment.
:rtype: :class:`logging.Handler`
:returns: The default log handler based on the environment
"""
if (_APPENGINE_FLEXIBLE_ENV_VM in os.environ
or _APPENGINE_FLEXIBLE_ENV_FLEX in os.environ):
return AppEngineHandler()
elif _CONTAINER_ENGINE_ENV in os.environ:
return ContainerEngineHandler()
else:
return CloudLoggingHandler(self)
def get_default_handler(self):
"""Return the default logging handler based on the local environment.
:rtype: :class:`logging.Handler`
:returns: The default log handler based on the environment
"""
gke_cluster_name = retrieve_metadata_server(_GKE_CLUSTER_NAME)
if (_APPENGINE_FLEXIBLE_ENV_VM in os.environ
or _APPENGINE_FLEXIBLE_ENV_FLEX in os.environ):
return AppEngineHandler(self)
elif gke_cluster_name is not None:
return ContainerEngineHandler()
else:
return CloudLoggingHandler(self)
def get_default_handler(self, **kw):
"""Return the default logging handler based on the local environment.
:type kw: dict
:param kw: keyword args passed to handler constructor
:rtype: :class:`logging.Handler`
:returns: The default log handler based on the environment
"""
gke_cluster_name = retrieve_metadata_server(_GKE_CLUSTER_NAME)
if (_APPENGINE_FLEXIBLE_ENV_VM in os.environ
or _APPENGINE_INSTANCE_ID in os.environ):
return AppEngineHandler(self, **kw)
elif gke_cluster_name is not None:
return ContainerEngineHandler(**kw)
else:
return CloudLoggingHandler(self, **kw)
from datetime import datetime, timedelta
from google.cloud.logging.handlers import ContainerEngineHandler
from ib_insync import IB, Future
import logging
from math import isnan
from os import environ
from random import randint
# setup logging
module_logger = logging.getLogger('strategy-api.es-random')
module_logger.setLevel(logging.DEBUG)
module_logger.addHandler(ContainerEngineHandler())
# get environment variables
GATEWAY = environ.get('GATEWAY', default='ib-gw-paper')
# define specs of contracts used
CONTRACT_SPECS = {
'ES': {
'months': ['H', 'M', 'U', 'Z'],
'exchange': 'GLOBEX',
'currency': 'USD'
}
}
# instantiate ib-insync IB gateway
ib_gw = IB()
def get_contracts(series, n):
"""
Requests contract details for a series of futures
import sys
from flask import Flask
from flask import jsonify
from flask import request
import jwt
from functools import wraps
from flasgger import Swagger
from flasgger import swag_from
from google.cloud.logging.handlers import ContainerEngineHandler
import logging
from lib import prediction, secrets
formatter = logging.Formatter("%(message)s")
handler = ContainerEngineHandler(stream=sys.stderr)
handler.setFormatter(formatter)
handler.setLevel(logging.INFO)
root = logging.getLogger()
root.addHandler(handler)
root.setLevel(logging.INFO)
app = Flask(__name__)
app.config["JSON_SORT_KEYS"] = False
app.config["SWAGGER"] = {
"specs": [{
"endpoint": "apispec_1",
"route": "/api/apispec_1.json",
"rule_filter": lambda rule: True, # all in
"model_filter": lambda tag: True, # all in
}],
"static_url_path":
"/api/flasgger_static",
import falcon
from google.cloud.logging.handlers import ContainerEngineHandler
from importlib import import_module
import json
import logging
from os import environ
# setup logging
main_logger = logging.getLogger('strategy-api.main')
main_logger.setLevel(logging.DEBUG)
main_logger.addHandler(ContainerEngineHandler())
# get environment variables
STRATEGY = environ.get('STRATEGY')
# import strategy module
strategy_module = import_module('strategies.' +
STRATEGY) if STRATEGY is not None else None
class HealthCheck:
def __init__(self):
main_logger.info('Strategy API healthcheck is active.')
@staticmethod
def on_get(_, response):
main_logger.info('Strategy API healthcheck succeded.')
response.status = falcon.HTTP_200
response.body = '{"status": "ok"}'