219 lines
7.1 KiB
Python
219 lines
7.1 KiB
Python
|
from functools import partial
|
||
|
|
from urllib.parse import urlencode
|
||
|
|
|
||
|
|
from geopy.exc import GeocoderParseError, GeocoderServiceError
|
||
|
|
from geopy.geocoders.base import DEFAULT_SENTINEL, Geocoder
|
||
|
|
from geopy.location import Location
|
||
|
|
from geopy.util import logger
|
||
|
|
|
||
|
|
__all__ = ("Yandex", )
|
||
|
|
|
||
|
|
|
||
|
|
class Yandex(Geocoder):
|
||
|
|
"""Yandex geocoder.
|
||
|
|
|
||
|
|
Documentation at:
|
||
|
|
https://tech.yandex.com/maps/doc/geocoder/desc/concepts/input_params-docpage/
|
||
|
|
"""
|
||
|
|
|
||
|
|
api_path = '/1.x/'
|
||
|
|
|
||
|
|
def __init__(
|
||
|
|
self,
|
||
|
|
api_key,
|
||
|
|
*,
|
||
|
|
timeout=DEFAULT_SENTINEL,
|
||
|
|
proxies=DEFAULT_SENTINEL,
|
||
|
|
user_agent=None,
|
||
|
|
scheme=None,
|
||
|
|
ssl_context=DEFAULT_SENTINEL,
|
||
|
|
adapter_factory=None,
|
||
|
|
domain='geocode-maps.yandex.ru',
|
||
|
|
):
|
||
|
|
"""
|
||
|
|
|
||
|
|
:param str api_key: Yandex API key, mandatory.
|
||
|
|
The key can be created at https://developer.tech.yandex.ru/
|
||
|
|
|
||
|
|
:param int timeout:
|
||
|
|
See :attr:`geopy.geocoders.options.default_timeout`.
|
||
|
|
|
||
|
|
:param dict proxies:
|
||
|
|
See :attr:`geopy.geocoders.options.default_proxies`.
|
||
|
|
|
||
|
|
:param str user_agent:
|
||
|
|
See :attr:`geopy.geocoders.options.default_user_agent`.
|
||
|
|
|
||
|
|
:param str scheme:
|
||
|
|
See :attr:`geopy.geocoders.options.default_scheme`.
|
||
|
|
|
||
|
|
:type ssl_context: :class:`ssl.SSLContext`
|
||
|
|
:param ssl_context:
|
||
|
|
See :attr:`geopy.geocoders.options.default_ssl_context`.
|
||
|
|
|
||
|
|
:param callable adapter_factory:
|
||
|
|
See :attr:`geopy.geocoders.options.default_adapter_factory`.
|
||
|
|
|
||
|
|
.. versionadded:: 2.0
|
||
|
|
|
||
|
|
:param str domain: base api domain
|
||
|
|
|
||
|
|
.. versionadded:: 2.4
|
||
|
|
"""
|
||
|
|
super().__init__(
|
||
|
|
scheme=scheme,
|
||
|
|
timeout=timeout,
|
||
|
|
proxies=proxies,
|
||
|
|
user_agent=user_agent,
|
||
|
|
ssl_context=ssl_context,
|
||
|
|
adapter_factory=adapter_factory,
|
||
|
|
)
|
||
|
|
self.api_key = api_key
|
||
|
|
self.api = '%s://%s%s' % (self.scheme, domain, self.api_path)
|
||
|
|
|
||
|
|
def geocode(
|
||
|
|
self,
|
||
|
|
query,
|
||
|
|
*,
|
||
|
|
exactly_one=True,
|
||
|
|
timeout=DEFAULT_SENTINEL,
|
||
|
|
lang=None
|
||
|
|
):
|
||
|
|
"""
|
||
|
|
Return a location point by address.
|
||
|
|
|
||
|
|
:param str query: The address or query you wish to geocode.
|
||
|
|
|
||
|
|
:param bool exactly_one: Return one result or a list of results, if
|
||
|
|
available.
|
||
|
|
|
||
|
|
:param int timeout: Time, in seconds, to wait for the geocoding service
|
||
|
|
to respond before raising a :class:`geopy.exc.GeocoderTimedOut`
|
||
|
|
exception. Set this only if you wish to override, on this call
|
||
|
|
only, the value set during the geocoder's initialization.
|
||
|
|
|
||
|
|
:param str lang: Language of the response and regional settings
|
||
|
|
of the map. List of supported values:
|
||
|
|
|
||
|
|
- ``tr_TR`` -- Turkish (only for maps of Turkey);
|
||
|
|
- ``en_RU`` -- response in English, Russian map features;
|
||
|
|
- ``en_US`` -- response in English, American map features;
|
||
|
|
- ``ru_RU`` -- Russian (default);
|
||
|
|
- ``uk_UA`` -- Ukrainian;
|
||
|
|
- ``be_BY`` -- Belarusian.
|
||
|
|
|
||
|
|
:rtype: ``None``, :class:`geopy.location.Location` or a list of them, if
|
||
|
|
``exactly_one=False``.
|
||
|
|
"""
|
||
|
|
params = {
|
||
|
|
'geocode': query,
|
||
|
|
'format': 'json'
|
||
|
|
}
|
||
|
|
params['apikey'] = self.api_key
|
||
|
|
if lang:
|
||
|
|
params['lang'] = lang
|
||
|
|
if exactly_one:
|
||
|
|
params['results'] = 1
|
||
|
|
url = "?".join((self.api, urlencode(params)))
|
||
|
|
logger.debug("%s.geocode: %s", self.__class__.__name__, url)
|
||
|
|
callback = partial(self._parse_json, exactly_one=exactly_one)
|
||
|
|
return self._call_geocoder(url, callback, timeout=timeout)
|
||
|
|
|
||
|
|
def reverse(
|
||
|
|
self,
|
||
|
|
query,
|
||
|
|
*,
|
||
|
|
exactly_one=True,
|
||
|
|
timeout=DEFAULT_SENTINEL,
|
||
|
|
kind=None,
|
||
|
|
lang=None
|
||
|
|
):
|
||
|
|
"""
|
||
|
|
Return an address by location point.
|
||
|
|
|
||
|
|
:param query: The coordinates for which you wish to obtain the
|
||
|
|
closest human-readable addresses.
|
||
|
|
:type query: :class:`geopy.point.Point`, list or tuple of ``(latitude,
|
||
|
|
longitude)``, or string as ``"%(latitude)s, %(longitude)s"``.
|
||
|
|
|
||
|
|
:param bool exactly_one: Return one result or a list of results, if
|
||
|
|
available.
|
||
|
|
|
||
|
|
:param int timeout: Time, in seconds, to wait for the geocoding service
|
||
|
|
to respond before raising a :class:`geopy.exc.GeocoderTimedOut`
|
||
|
|
exception. Set this only if you wish to override, on this call
|
||
|
|
only, the value set during the geocoder's initialization.
|
||
|
|
|
||
|
|
:param str kind: Type of toponym. Allowed values: `house`, `street`, `metro`,
|
||
|
|
`district`, `locality`.
|
||
|
|
|
||
|
|
:param str lang: Language of the response and regional settings
|
||
|
|
of the map. List of supported values:
|
||
|
|
|
||
|
|
- ``tr_TR`` -- Turkish (only for maps of Turkey);
|
||
|
|
- ``en_RU`` -- response in English, Russian map features;
|
||
|
|
- ``en_US`` -- response in English, American map features;
|
||
|
|
- ``ru_RU`` -- Russian (default);
|
||
|
|
- ``uk_UA`` -- Ukrainian;
|
||
|
|
- ``be_BY`` -- Belarusian.
|
||
|
|
|
||
|
|
:rtype: ``None``, :class:`geopy.location.Location` or a list of them, if
|
||
|
|
``exactly_one=False``.
|
||
|
|
"""
|
||
|
|
|
||
|
|
try:
|
||
|
|
point = self._coerce_point_to_string(query, "%(lon)s,%(lat)s")
|
||
|
|
except ValueError:
|
||
|
|
raise ValueError("Must be a coordinate pair or Point")
|
||
|
|
params = {
|
||
|
|
'geocode': point,
|
||
|
|
'format': 'json'
|
||
|
|
}
|
||
|
|
params['apikey'] = self.api_key
|
||
|
|
if lang:
|
||
|
|
params['lang'] = lang
|
||
|
|
if kind:
|
||
|
|
params['kind'] = kind
|
||
|
|
url = "?".join((self.api, urlencode(params)))
|
||
|
|
logger.debug("%s.reverse: %s", self.__class__.__name__, url)
|
||
|
|
callback = partial(self._parse_json, exactly_one=exactly_one)
|
||
|
|
return self._call_geocoder(url, callback, timeout=timeout)
|
||
|
|
|
||
|
|
def _parse_json(self, doc, exactly_one):
|
||
|
|
"""
|
||
|
|
Parse JSON response body.
|
||
|
|
"""
|
||
|
|
if doc.get('error'):
|
||
|
|
raise GeocoderServiceError(doc['error']['message'])
|
||
|
|
|
||
|
|
try:
|
||
|
|
places = doc['response']['GeoObjectCollection']['featureMember']
|
||
|
|
except KeyError:
|
||
|
|
raise GeocoderParseError('Failed to parse server response')
|
||
|
|
|
||
|
|
def parse_code(place):
|
||
|
|
"""
|
||
|
|
Parse each record.
|
||
|
|
"""
|
||
|
|
try:
|
||
|
|
place = place['GeoObject']
|
||
|
|
except KeyError:
|
||
|
|
raise GeocoderParseError('Failed to parse server response')
|
||
|
|
|
||
|
|
longitude, latitude = (
|
||
|
|
float(_) for _ in place['Point']['pos'].split(' ')
|
||
|
|
)
|
||
|
|
|
||
|
|
name_elements = ['name', 'description']
|
||
|
|
location = ', '.join([place[k] for k in name_elements if place.get(k)])
|
||
|
|
|
||
|
|
return Location(location, (latitude, longitude), place)
|
||
|
|
|
||
|
|
if exactly_one:
|
||
|
|
try:
|
||
|
|
return parse_code(places[0])
|
||
|
|
except IndexError:
|
||
|
|
return None
|
||
|
|
else:
|
||
|
|
return [parse_code(place) for place in places]
|