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# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from .source import DefaultPresenterSource
class PresentationContext(object):
"""
Presentation context.
:ivar presenter: the generated presenter instance
:vartype presenter: ~aria.parser.presentation.Presenter
:ivar location: from where we will generate the presenter
:vartype location: ~aria.parser.loading.Location
:ivar presenter_source: for finding presenter classes
:vartype presenter_source: ~aria.parser.presentation.PresenterSource
:ivar presenter_class: overrides ``presenter_source`` with a specific class
:vartype presenter_class: type
:ivar import_profile: whether to import the profile by default (defaults to ``True``)
:vartype import_profile: bool
:ivar threads: number of threads to use when reading data
:vartype threads: int
:ivar timeout: timeout in seconds for loading data
:vartype timeout: float
:ivar print_exceptions: whether to print exceptions while reading data
:vartype print_exceptions: bool
"""
def __init__(self):
self.presenter = None
self.location = None
self.presenter_source = DefaultPresenterSource()
self.presenter_class = None # overrides
self.import_profile = True
self.threads = 8 # reasonable default for networking multithreading
self.timeout = 10 # in seconds
self.print_exceptions = False
def get(self, *names):
"""
Gets attributes recursively from the presenter.
"""
return self.presenter._get(*names) if self.presenter is not None else None
def get_from_dict(self, *names):
"""
Gets attributes recursively from the presenter, except for the last name which is used
to get a value from the last dict.
"""
return self.presenter._get_from_dict(*names) if self.presenter is not None else None
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