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How to use _metadata method in localstack

Best Python code snippet using localstack_python

_metadata.py

Source:_metadata.py

1# Copyright 2020 gRPC authors.2#3# Licensed under the Apache License, Version 2.0 (the "License");4# you may not use this file except in compliance with the License.5# You may obtain a copy of the License at6#7#     http://www.apache.org/licenses/LICENSE-2.08#9# Unless required by applicable law or agreed to in writing, software10# distributed under the License is distributed on an "AS IS" BASIS,11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.12# See the License for the specific language governing permissions and13# limitations under the License.14"""Implementation of the metadata abstraction for gRPC Asyncio Python."""15from collections import OrderedDict16from collections import abc17from typing import Any, Iterator, List, Tuple, Union18MetadataKey = str19MetadataValue = Union[str, bytes]20class Metadata(abc.Mapping):21    """Metadata abstraction for the asynchronous calls and interceptors.22    The metadata is a mapping from str -> List[str]23    Traits24        * Multiple entries are allowed for the same key25        * The order of the values by key is preserved26        * Getting by an element by key, retrieves the first mapped value27        * Supports an immutable view of the data28        * Allows partial mutation on the data without recreating the new object from scratch.29    """30    def __init__(self, *args: Tuple[MetadataKey, MetadataValue]) -> None:31        self._metadata = OrderedDict()32        for md_key, md_value in args:33            self.add(md_key, md_value)34    @classmethod35    def from_tuple(cls, raw_metadata: tuple):36        if raw_metadata:37            return cls(*raw_metadata)38        return cls()39    def add(self, key: MetadataKey, value: MetadataValue) -> None:40        self._metadata.setdefault(key, [])41        self._metadata[key].append(value)42    def __len__(self) -> int:43        """Return the total number of elements that there are in the metadata,44        including multiple values for the same key.45        """46        return sum(map(len, self._metadata.values()))47    def __getitem__(self, key: MetadataKey) -> MetadataValue:48        """When calling <metadata>[<key>], the first element of all those49        mapped for <key> is returned.50        """51        try:52            return self._metadata[key][0]53        except (ValueError, IndexError) as e:54            raise KeyError("{0!r}".format(key)) from e55    def __setitem__(self, key: MetadataKey, value: MetadataValue) -> None:56        """Calling metadata[<key>] = <value>57        Maps <value> to the first instance of <key>.58        """59        if key not in self:60            self._metadata[key] = [value]61        else:62            current_values = self.get_all(key)63            self._metadata[key] = [value, *current_values[1:]]64    def __delitem__(self, key: MetadataKey) -> None:65        """``del metadata[<key>]`` deletes the first mapping for <key>."""66        current_values = self.get_all(key)67        if not current_values:68            raise KeyError(repr(key))69        self._metadata[key] = current_values[1:]70    def delete_all(self, key: MetadataKey) -> None:71        """Delete all mappings for <key>."""72        del self._metadata[key]73    def __iter__(self) -> Iterator[Tuple[MetadataKey, MetadataValue]]:74        for key, values in self._metadata.items():75            for value in values:76                yield (key, value)77    def get_all(self, key: MetadataKey) -> List[MetadataValue]:78        """For compatibility with other Metadata abstraction objects (like in Java),79        this would return all items under the desired <key>.80        """81        return self._metadata.get(key, [])82    def set_all(self, key: MetadataKey, values: List[MetadataValue]) -> None:83        self._metadata[key] = values84    def __contains__(self, key: MetadataKey) -> bool:85        return key in self._metadata86    def __eq__(self, other: Any) -> bool:87        if isinstance(other, self.__class__):88            return self._metadata == other._metadata89        if isinstance(other, tuple):90            return tuple(self) == other91        return NotImplemented  # pytype: disable=bad-return-type92    def __add__(self, other: Any) -> 'Metadata':93        if isinstance(other, self.__class__):94            return Metadata(*(tuple(self) + tuple(other)))95        if isinstance(other, tuple):96            return Metadata(*(tuple(self) + other))97        return NotImplemented  # pytype: disable=bad-return-type98    def __repr__(self) -> str:99        view = tuple(self)...

metadata.py

Source:metadata.py

...19            self._metadata['name'] = os.path.basename(os.getcwd())20            self._metadata['project_name'] = self._metadata['name']21            return22            23        self._load_metadata()24    def get_current_project_name(self):25        dof_files = glob.glob('*.dof') 26        if dof_files:27           return os.path.splitext(dof_files[0])[0]28        return ''29    def _load_metadata(self):30        if self.metadata_type == '.json':31            self._load_json_metadata()32        elif self.metadata_type == '.dof':33            self._load_dof_metadata()34    def _load_dof_metadata(self):35        dof = configparser.ConfigParser()36        dof.read(self.metadata_file)37        major = dof.get('Version Info', 'MajorVer')38        minor = dof.get('Version Info', 'MinorVer')39        release = dof.get('Version Info', 'Release')40        self._metadata['name'] = os.path.splitext(self.metadata_file)[0]41        self._metadata['version'] = '{}.{}.{}'.format(major, minor, release)42    def _load_json_metadata(self):43        with open(self.metadata_file, 'r') as f:44            self._metadata = json.load(45                f,46                object_pairs_hook=collections.OrderedDict47            )48    def update_version(self, version):49        """ Updates package.json version info and Project.dof version info """50        self._metadata['version'] = version51        with open('package.json', 'w') as f:52            f.write(json.dumps(self._metadata, indent=2))53        if os.path.isfile(self.name + '.dof'):54            dof_file = DOFFile(self.name + '.dof')55            dof_file.update_version(version)56    @property...

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