d01a7273f4
Optimized complied byte files ends with .pyo and should be allowed. Change-Id: Id0b1f25c18ef29f5fa8f600b6cd6d3191c093b75 Closes-Bug: #1569799
89 lines
3.1 KiB
Python
89 lines
3.1 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import importlib
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import logging
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import os
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from toscaparser.common.exception import ToscaExtAttributeError
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from toscaparser.common.exception import ToscaExtImportError
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log = logging.getLogger("tosca.model")
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REQUIRED_ATTRIBUTES = ['VERSION', 'DEFS_FILE']
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class ExtTools(object):
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def __init__(self):
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self.EXTENSION_INFO = self._load_extensions()
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def _load_extensions(self):
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'''Dynamically load all the extensions .'''
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extensions = {}
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# Use the absolute path of the class path
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abs_path = os.path.dirname(os.path.abspath(__file__))
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extdirs = [e for e in os.listdir(abs_path) if
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not e.startswith('tests') and
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os.path.isdir(os.path.join(abs_path, e))]
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for e in extdirs:
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log.info(e)
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extpath = abs_path + '/' + e
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# Grab all the extension files in the given path
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ext_files = [f for f in os.listdir(extpath) if f.endswith('.py')
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and not f.startswith('__init__')]
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# For each module, pick out the target translation class
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for f in ext_files:
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log.info(f)
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ext_name = 'toscaparser/extensions/' + e + '/' + f.strip('.py')
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ext_name = ext_name.replace('/', '.')
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try:
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extinfo = importlib.import_module(ext_name)
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version = getattr(extinfo, 'VERSION')
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defs_file = extpath + '/' + getattr(extinfo, 'DEFS_FILE')
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# Sections is an optional attribute
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sections = getattr(extinfo, 'SECTIONS', ())
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extensions[version] = {'sections': sections,
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'defs_file': defs_file}
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except ImportError:
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raise ToscaExtImportError(ext_name=ext_name)
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except AttributeError:
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attrs = ', '.join(REQUIRED_ATTRIBUTES)
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raise ToscaExtAttributeError(ext_name=ext_name,
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attrs=attrs)
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return extensions
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def get_versions(self):
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return self.EXTENSION_INFO.keys()
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def get_sections(self):
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sections = {}
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for version in self.EXTENSION_INFO.keys():
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sections[version] = self.EXTENSION_INFO[version]['sections']
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return sections
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def get_defs_file(self, version):
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versiondata = self.EXTENSION_INFO.get(version)
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if versiondata:
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return versiondata.get('defs_file')
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else:
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return None
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