/usr/lib/python3/dist-packages/geopy/geocoders/yahoo.py is in python3-geopy 0.95.1-1.
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Wrapper to the Yahoo's new PlaceFinder API. (doc says that the API RELEASE 1.0 (22 JUNE 2010))
"""
import xml.dom.minidom
from geopy import util
from geopy import Point
from urllib.parse import urlencode
from urllib.request import urlopen
from geopy.geocoders.base import Geocoder
try:
import json
except ImportError:
try:
import simplejson as json
except ImportError:
from django.utils import simplejson as json
class Yahoo(Geocoder):
BASE_URL = "http://where.yahooapis.com/geocode?%s"
def __init__(self, app_id, format_string='%s', output_format=None):
self.app_id = app_id
self.format_string = format_string
if output_format != None:
from warnings import warn
warn('geopy.geocoders.yahoo.Yahoo: The `output_format` parameter is deprecated '+
'and now ignored. JSON will be used internally.', DeprecationWarning)
def geocode(self, string, exactly_one=True):
if isinstance(string, str):
string = string.encode('utf-8')
params = {'location': self.format_string % string,
'appid': self.app_id,
'flags': 'J'
}
url = self.BASE_URL % urlencode(params)
util.logger.debug("Fetching %s..." % url)
return self.geocode_url(url, exactly_one)
def geocode_url(self, url, exactly_one=True):
page = urlopen(url)
return self.parse_json(page, exactly_one)
def parse_json(self, page, exactly_one=True):
if not isinstance(page, str):
page = util.decode_page(page)
doc = json.loads(page)
results = doc.get('ResultSet', []).get('Results', [])
if not results:
raise ValueError("No results found")
elif exactly_one and len(results) != 1:
raise ValueError("Didn't find exactly one placemark! " \
"(Found %d.)" % len(results))
def parse_result(place):
line1, line2, line3, line4 = place.get('line1'), place.get('line2'), place.get('line3'), place.get('line4')
address = util.join_filter(", ", [line1, line2, line3, line4])
city = place.get('city')
state = place.get('state')
country = place.get('country')
location = util.join_filter(", ", [address, city, country])
lat, lng = place.get('latitude'), place.get('longitude')
#if lat and lng:
# point = Point(floatlat, lng)
#else:
# point = None
return (location, (float(lat), float(lng)))
if exactly_one:
return parse_result(results[0])
else:
return [parse_result(result) for result in results]
def reverse(self, coord, exactly_one=True):
(lat, lng) = coord
params = {'location': '%s,%s' % (lat, lng),
'gflags' : 'R',
'appid': self.app_id,
'flags': 'J'
}
url = self.BASE_URL % urlencode(params)
return self.geocode_url(url, exactly_one)
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