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Allow to define the threshold between a housing and a station 

Fix #101.
This commit is contained in:
Lucas Verney 2017-12-29 22:58:05 +01:00
parent b685a71eab
commit 1119bdbf0b
3 changed files with 9 additions and 3 deletions
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3
doc/0.getting_started.md
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@ -121,6 +121,9 @@ List of configuration options:
fetch personal data from housing posts and store them in database. Such fetch personal data from housing posts and store them in database. Such
personal data include contact phone number for instance. By default, personal data include contact phone number for instance. By default,
Flatisfy does not store such personal data. Flatisfy does not store such personal data.
* `max_distance_housing_station` is the maximum distance (in meters) between
an housing and a public transport station found for this housing (default is
`1500`). This is useful to avoid false-positive.
_Note:_ In production, you can either use the `serve` command with a reliable _Note:_ In production, you can either use the `serve` command with a reliable
webserver instead of the default Bottle webserver (specifying a `webserver` webserver instead of the default Bottle webserver (specifying a `webserver`

4
flatisfy/config.py
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@ -44,6 +44,9 @@ DEFAULT_CONFIG = {
# Whether or not to store personal data from housing posts (phone number # Whether or not to store personal data from housing posts (phone number
# etc) # etc)
"store_personal_data": False, "store_personal_data": False,
# Max distance between an housing and a found station, to avoid
# false-positive
"max_distance_housing_station": 1500,
# Navitia API key # Navitia API key
"navitia_api_key": None, "navitia_api_key": None,
# Number of filtering passes to run # Number of filtering passes to run
@ -140,6 +143,7 @@ def validate_config(config, check_with_data):
assert config["smtp_to"] is None or isinstance(config["smtp_to"], list) assert config["smtp_to"] is None or isinstance(config["smtp_to"], list)
assert isinstance(config["store_personal_data"], bool) assert isinstance(config["store_personal_data"], bool)
assert isinstance(config["max_distance_housing_station"], int) or isinstance(config["max_distance_housing_station"], float) # noqa: E501
# Ensure constraints are ok # Ensure constraints are ok
assert config["constraints"] assert config["constraints"]

5
flatisfy/filters/metadata.py
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@ -240,18 +240,17 @@ def guess_postal_code(flats_list, constraint, config, distance_threshold=20000):
return flats_list return flats_list
def guess_stations(flats_list, constraint, config, distance_threshold=1500): def guess_stations(flats_list, constraint, config):
""" """
Try to match the station field with a list of available stations nearby. Try to match the station field with a list of available stations nearby.
:param flats_list: A list of flats dict. :param flats_list: A list of flats dict.
:param constraint: The constraint that the ``flats_list`` should satisfy. :param constraint: The constraint that the ``flats_list`` should satisfy.
:param config: A config dict. :param config: A config dict.
:param distance_threshold: Maximum distance (in meters) between the center
of the postal code and the station to consider it ok.
:return: An updated list of flats dict with guessed nearby stations. :return: An updated list of flats dict with guessed nearby stations.
""" """
distance_threshold = config['max_distance_housing_station']
opendata = { opendata = {
"postal_codes": data.load_data(PostalCode, constraint, config), "postal_codes": data.load_data(PostalCode, constraint, config),
"stations": data.load_data(PublicTransport, constraint, config) "stations": data.load_data(PublicTransport, constraint, config)