/usr/lib/python2.7/dist-packages/geopy/geocoders/yandex.py is in python-geopy 1.11.0+ds1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 | """
:class:`Yandex` geocoder.
"""
from geopy.compat import urlencode
from geopy.geocoders.base import Geocoder, DEFAULT_TIMEOUT
from geopy.location import Location
from geopy.exc import (
GeocoderServiceError,
GeocoderParseError
)
from geopy.util import logger
__all__ = ("Yandex", )
class Yandex(Geocoder): # pylint: disable=W0223
"""
Yandex geocoder, documentation at:
http://api.yandex.com/maps/doc/geocoder/desc/concepts/input_params.xml
"""
def __init__(
self,
api_key=None,
lang=None,
timeout=DEFAULT_TIMEOUT,
proxies=None,
user_agent=None,
):
"""
Create a Yandex-based geocoder.
.. versionadded:: 1.5.0
:param string api_key: Yandex API key (not obligatory)
http://api.yandex.ru/maps/form.xml
:param string lang: response locale, the following locales are
supported: "ru_RU" (default), "uk_UA", "be_BY", "en_US", "tr_TR"
:param int timeout: Time, in seconds, to wait for the geocoding service
to respond before raising a :class:`geopy.exc.GeocoderTimedOut`
exception.
:param dict proxies: If specified, routes this geocoder's requests
through the specified proxy. E.g., {"https": "192.0.2.0"}. For
more information, see documentation on
:class:`urllib2.ProxyHandler`.
"""
super(Yandex, self).__init__(
scheme='http', timeout=timeout, proxies=proxies, user_agent=user_agent
)
self.api_key = api_key
self.lang = lang
self.api = 'http://geocode-maps.yandex.ru/1.x/'
def geocode(self, query, exactly_one=True, timeout=None): # pylint: disable=W0221
"""
Geocode a location query.
:param string 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.
"""
params = {
'geocode': query,
'format': 'json'
}
if not self.api_key is None:
params['key'] = self.api_key
if not self.lang is None:
params['lang'] = self.lang
if exactly_one is True:
params['results'] = 1
url = "?".join((self.api, urlencode(params)))
logger.debug("%s.geocode: %s", self.__class__.__name__, url)
return self._parse_json(
self._call_geocoder(url, timeout=timeout),
exactly_one,
)
def reverse(
self,
query,
exactly_one=False,
timeout=None,
):
"""
Given a point, find an address.
:param string 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 boolean 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.
"""
try:
lat, lng = [
x.strip() for x in
self._coerce_point_to_string(query).split(',')
]
except ValueError:
raise ValueError("Must be a coordinate pair or Point")
params = {
'geocode': '{0},{1}'.format(lng, lat),
'format': 'json'
}
if self.api_key is not None:
params['key'] = self.api_key
if self.lang is not None:
params['lang'] = self.lang
url = "?".join((self.api, urlencode(params)))
logger.debug("%s.reverse: %s", self.__class__.__name__, url)
return self._parse_json(
self._call_geocoder(url, timeout=timeout),
exactly_one
)
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(' ')
]
location = place.get('description')
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]
|