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Updated DB_Helper by adding firebase methods.

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Batuhan Berk Başoğlu 2020-10-05 16:53:40 -04:00
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venv/Lib/site-packages/gcloud/translate/client.py Normal file
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# Copyright 2016 Google Inc. All rights reserved.
#
# Licensed 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.
"""Client for interacting with the Google Cloud Translate API."""
import httplib2
import six
from gcloud._helpers import _to_bytes
from gcloud.translate.connection import Connection
ENGLISH_ISO_639 = 'en'
"""ISO 639-1 language code for English."""
class Client(object):
"""Client to bundle configuration needed for API requests.
:type api_key: str
:param api_key: The key used to send with requests as a query
parameter.
:type http: :class:`httplib2.Http` or class that defines ``request()``.
:param http: (Optional) HTTP object to make requests. If not
passed, an :class:`httplib.Http` object is created.
:type target_language: str
:param target_language: (Optional) The target language used for
translations and language names. (Defaults to
:data:`ENGLISH_ISO_639`.)
"""
def __init__(self, api_key, http=None, target_language=ENGLISH_ISO_639):
self.api_key = api_key
if http is None:
http = httplib2.Http()
self.connection = Connection(http=http)
self.target_language = target_language
def get_languages(self, target_language=None):
"""Get list of supported languages for translation.
Response
See: https://cloud.google.com/translate/v2/\
discovering-supported-languages-with-rest
:type target_language: str
:param target_language: (Optional) The language used to localize
returned language names. Defaults to the
target language on the current client.
:rtype: list
:returns: List of dictionaries. Each dictionary contains a supported
ISO 639-1 language code (using the dictionary key
``language``). If ``target_language`` is passed, each
dictionary will also contain the name of each supported
language (localized to the target language).
"""
query_params = {'key': self.api_key}
if target_language is None:
target_language = self.target_language
if target_language is not None:
query_params['target'] = target_language
response = self.connection.api_request(
method='GET', path='/languages', query_params=query_params)
return response.get('data', {}).get('languages', ())
def detect_language(self, values):
"""Detect the language of a string or list of strings.
See: https://cloud.google.com/translate/v2/\
detecting-language-with-rest
:type values: str or list
:param values: String or list of strings that will have
language detected.
:rtype: str or list
:returns: A list of dictionaries for each queried value. Each
dictionary typically contains three keys
* ``confidence``: The confidence in language detection, a
float between 0 and 1.
* ``input``: The corresponding input value.
* ``language``: The detected language (as an ISO 639-1
language code).
though the key ``confidence`` may not always be present.
If only a single value is passed, then only a single
dictionary will be returned.
:raises: :class:`ValueError <exceptions.ValueError>` if the number of
detections is not equal to the number of values.
:class:`ValueError <exceptions.ValueError>` if a value
produces a list of detections with 0 or multiple results
in it.
"""
single_value = False
if isinstance(values, six.string_types):
single_value = True
values = [values]
query_params = [('key', self.api_key)]
query_params.extend(('q', _to_bytes(value, 'utf-8'))
for value in values)
response = self.connection.api_request(
method='GET', path='/detect', query_params=query_params)
detections = response.get('data', {}).get('detections', ())
if len(values) != len(detections):
raise ValueError('Expected same number of values and detections',
values, detections)
for index, value in enumerate(values):
# Empirically, even clearly ambiguous text like "no" only returns
# a single detection, so we replace the list of detections with
# the single detection contained.
if len(detections[index]) == 1:
detections[index] = detections[index][0]
else:
message = ('Expected a single detection per value, API '
'returned %d') % (len(detections[index]),)
raise ValueError(message, value, detections[index])
detections[index]['input'] = value
# The ``isReliable`` field is deprecated.
detections[index].pop('isReliable', None)
if single_value:
return detections[0]
else:
return detections
def translate(self, values, target_language=None, format_=None,
source_language=None, customization_ids=()):
"""Translate a string or list of strings.
See: https://cloud.google.com/translate/v2/\
translating-text-with-rest
:type values: str or list
:param values: String or list of strings to translate.
:type target_language: str
:param target_language: The language to translate results into. This
is required by the API and defaults to
the target language of the current instance.
:type format_: str
:param format_: (Optional) One of ``text`` or ``html``, to specify
if the input text is plain text or HTML.
:type source_language: str
:param source_language: (Optional) The language of the text to
be translated.
:type customization_ids: str or list
:param customization_ids: (Optional) ID or list of customization IDs
for translation. Sets the ``cid`` parameter
in the query.
:rtype: str or list list
:returns: A list of dictionaries for each queried value. Each
dictionary typically contains three keys (though not
all will be present in all cases)
* ``detectedSourceLanguage``: The detected language (as an
ISO 639-1 language code) of the text.
* ``translatedText``: The translation of the text into the
target language.
* ``input``: The corresponding input value.
If only a single value is passed, then only a single
dictionary will be returned.
:raises: :class:`ValueError <exceptions.ValueError>` if the number of
values and translations differ.
"""
single_value = False
if isinstance(values, six.string_types):
single_value = True
values = [values]
if target_language is None:
target_language = self.target_language
if isinstance(customization_ids, six.string_types):
customization_ids = [customization_ids]
query_params = [('key', self.api_key), ('target', target_language)]
query_params.extend(('q', _to_bytes(value, 'utf-8'))
for value in values)
query_params.extend(('cid', cid) for cid in customization_ids)
if format_ is not None:
query_params.append(('format', format_))
if source_language is not None:
query_params.append(('source', source_language))
response = self.connection.api_request(
method='GET', path='', query_params=query_params)
translations = response.get('data', {}).get('translations', ())
if len(values) != len(translations):
raise ValueError('Expected iterations to have same length',
values, translations)
for value, translation in six.moves.zip(values, translations):
translation['input'] = value
if single_value:
return translations[0]
else:
return translations