- data quality and clean up code

This commit is contained in:
Zachary Hampton
2025-07-15 13:51:47 -07:00
parent 6c6243eba4
commit 145c337b55
6 changed files with 555 additions and 405 deletions

View File

@@ -146,6 +146,7 @@ class Agent(Entity):
phones: list[dict] | AgentPhone | None = None phones: list[dict] | AgentPhone | None = None
email: str | None = None email: str | None = None
href: str | None = None href: str | None = None
state_license: str | None = Field(None, description="Advertiser agent state license number")
class Office(Entity): class Office(Entity):
@@ -197,7 +198,7 @@ class Property(BaseModel):
days_on_mls: int | None = Field(None, description="An integer value determined by the MLS to calculate days on market") days_on_mls: int | None = Field(None, description="An integer value determined by the MLS to calculate days on market")
description: Description | None = None description: Description | None = None
tags: list[str] | None = None tags: list[str] | None = None
details: list[dict] | None = None details: list[HomeDetails] | None = None
latitude: float | None = None latitude: float | None = None
longitude: float | None = None longitude: float | None = None
@@ -208,7 +209,7 @@ class Property(BaseModel):
assessed_value: int | None = None assessed_value: int | None = None
estimated_value: int | None = None estimated_value: int | None = None
tax: int | None = None tax: int | None = None
tax_history: list[dict] | None = None tax_history: list[TaxHistory] | None = None
advertisers: Advertisers | None = None advertisers: Advertisers | None = None
@@ -228,7 +229,7 @@ class Property(BaseModel):
tax_record: TaxRecord | None = None tax_record: TaxRecord | None = None
parcel_info: dict | None = None # Keep as dict for flexibility parcel_info: dict | None = None # Keep as dict for flexibility
current_estimates: list[PropertyEstimate] | None = None current_estimates: list[PropertyEstimate] | None = None
estimates: dict | None = None # Keep as dict for flexibility estimates: HomeEstimates | None = None
photos: list[dict] | None = None # Keep as dict for photo structure photos: list[dict] | None = None # Keep as dict for photo structure
flags: HomeFlags | None = Field(None, description="Home flags for Listing/Property") flags: HomeFlags | None = Field(None, description="Home flags for Listing/Property")
@@ -294,6 +295,22 @@ class Popularity(BaseModel):
periods: list[PopularityPeriod] | None = None periods: list[PopularityPeriod] | None = None
class Assessment(BaseModel):
building: int | None = None
land: int | None = None
total: int | None = None
class TaxHistory(BaseModel):
assessment: Assessment | None = None
market: Assessment | None = Field(None, description="Market values as provided by the county or local taxing/assessment authority")
appraisal: Assessment | None = Field(None, description="Appraised value given by taxing authority")
value: Assessment | None = Field(None, description="Value closest to current market value used for assessment by county or local taxing authorities")
tax: int | None = None
year: int | None = None
assessed_year: int | None = Field(None, description="Assessment year for which taxes were billed")
class TaxRecord(BaseModel): class TaxRecord(BaseModel):
cl_id: str | None = None cl_id: str | None = None
public_record_id: str | None = None public_record_id: str | None = None
@@ -302,12 +319,22 @@ class TaxRecord(BaseModel):
tax_parcel_id: str | None = None tax_parcel_id: str | None = None
class EstimateSource(BaseModel):
type: str | None = Field(None, description="Type of the avm vendor, list of values: corelogic, collateral, quantarium")
name: str | None = Field(None, description="Name of the avm vendor")
class PropertyEstimate(BaseModel): class PropertyEstimate(BaseModel):
estimate: int | None = None estimate: int | None = Field(None, description="Estimated value of a property")
estimate_high: int | None = None estimate_high: int | None = Field(None, description="Estimated high value of a property")
estimate_low: int | None = None estimate_low: int | None = Field(None, description="Estimated low value of a property")
date: datetime | None = None date: datetime | None = Field(None, description="Date of estimation")
is_best_home_value: bool | None = None is_best_home_value: bool | None = None
source: EstimateSource | None = Field(None, description="Source of the latest estimate value")
class HomeEstimates(BaseModel):
current_values: list[PropertyEstimate] | None = Field(None, description="Current valuation and best value for home from multiple AVM vendors")
class PropertyDetails(BaseModel): class PropertyDetails(BaseModel):
@@ -316,6 +343,12 @@ class PropertyDetails(BaseModel):
parent_category: str | None = None parent_category: str | None = None
class HomeDetails(BaseModel):
category: str | None = None
text: list[str] | None = None
parent_category: str | None = None
class UnitDescription(BaseModel): class UnitDescription(BaseModel):
baths_consolidated: str | None = None baths_consolidated: str | None = None
baths: float | None = None # Changed to float to handle values like 2.5 baths: float | None = None # Changed to float to handle values like 2.5

View File

@@ -11,7 +11,7 @@ import json
from concurrent.futures import ThreadPoolExecutor, as_completed from concurrent.futures import ThreadPoolExecutor, as_completed
from datetime import datetime from datetime import datetime
from json import JSONDecodeError from json import JSONDecodeError
from typing import Dict, Union, Optional from typing import Dict, Union
from tenacity import ( from tenacity import (
retry, retry,
@@ -23,18 +23,15 @@ from tenacity import (
from .. import Scraper from .. import Scraper
from ..models import ( from ..models import (
Property, Property,
Address,
ListingType, ListingType,
Description,
PropertyType,
Agent,
Broker,
Builder,
Advertisers,
Office,
ReturnType ReturnType
) )
from .queries import GENERAL_RESULTS_QUERY, SEARCH_HOMES_DATA, HOMES_DATA, HOME_FRAGMENT from .queries import GENERAL_RESULTS_QUERY, SEARCH_HOMES_DATA, HOMES_DATA, HOME_FRAGMENT
from .processors import (
process_property,
process_extra_property_details,
get_key
)
class RealtorScraper(Scraper): class RealtorScraper(Scraper):
@@ -122,140 +119,12 @@ class RealtorScraper(Scraper):
property_info = response_json["data"]["home"] property_info = response_json["data"]["home"]
if self.return_type != ReturnType.raw: if self.return_type != ReturnType.raw:
return [self.process_property(property_info)] return [process_property(property_info, self.mls_only, self.extra_property_data,
self.exclude_pending, self.listing_type, get_key, process_extra_property_details)]
else: else:
return [property_info] return [property_info]
@staticmethod
def process_advertisers(advertisers: list[dict] | None) -> Advertisers | None:
if not advertisers:
return None
def _parse_fulfillment_id(fulfillment_id: str | None) -> str | None:
return fulfillment_id if fulfillment_id and fulfillment_id != "0" else None
processed_advertisers = Advertisers()
for advertiser in advertisers:
advertiser_type = advertiser.get("type")
if advertiser_type == "seller": #: agent
processed_advertisers.agent = Agent(
uuid=_parse_fulfillment_id(advertiser.get("fulfillment_id")),
nrds_id=advertiser.get("nrds_id"),
mls_set=advertiser.get("mls_set"),
name=advertiser.get("name"),
email=advertiser.get("email"),
phones=advertiser.get("phones"),
)
if advertiser.get("broker") and advertiser["broker"].get("name"): #: has a broker
processed_advertisers.broker = Broker(
uuid=_parse_fulfillment_id(advertiser["broker"].get("fulfillment_id")),
name=advertiser["broker"].get("name"),
)
if advertiser.get("office"): #: has an office
processed_advertisers.office = Office(
uuid=_parse_fulfillment_id(advertiser["office"].get("fulfillment_id")),
mls_set=advertiser["office"].get("mls_set"),
name=advertiser["office"].get("name"),
email=advertiser["office"].get("email"),
phones=advertiser["office"].get("phones"),
)
if advertiser_type == "community": #: could be builder
if advertiser.get("builder"):
processed_advertisers.builder = Builder(
uuid=_parse_fulfillment_id(advertiser["builder"].get("fulfillment_id")),
name=advertiser["builder"].get("name"),
)
return processed_advertisers
def process_property(self, result: dict) -> Property | None:
mls = result["source"].get("id") if "source" in result and isinstance(result["source"], dict) else None
if not mls and self.mls_only:
return
able_to_get_lat_long = (
result
and result.get("location")
and result["location"].get("address")
and result["location"]["address"].get("coordinate")
)
is_pending = result["flags"].get("is_pending")
is_contingent = result["flags"].get("is_contingent")
if (is_pending or is_contingent) and (self.exclude_pending and self.listing_type != ListingType.PENDING):
return
property_id = result["property_id"]
prop_details = self.process_extra_property_details(result) if self.extra_property_data else {}
property_estimates_root = result.get("current_estimates") or result.get("estimates", {}).get("currentValues")
estimated_value = self.get_key(property_estimates_root, [0, "estimate"])
advertisers = self.process_advertisers(result.get("advertisers"))
realty_property = Property(
mls=mls,
mls_id=(
result["source"].get("listing_id")
if "source" in result and isinstance(result["source"], dict)
else None
),
property_url=result["href"],
property_id=property_id,
listing_id=result.get("listing_id"),
permalink=result.get("permalink"),
status=("PENDING" if is_pending else "CONTINGENT" if is_contingent else result["status"].upper()),
list_price=result["list_price"],
list_price_min=result["list_price_min"],
list_price_max=result["list_price_max"],
list_date=(datetime.fromisoformat(result["list_date"].split("T")[0]) if result.get("list_date") else None),
prc_sqft=result.get("price_per_sqft"),
last_sold_date=(datetime.fromisoformat(result["last_sold_date"]) if result.get("last_sold_date") else None),
pending_date=(datetime.fromisoformat(result["pending_date"].split("T")[0]) if result.get("pending_date") else None),
new_construction=result["flags"].get("is_new_construction") is True,
hoa_fee=(result["hoa"]["fee"] if result.get("hoa") and isinstance(result["hoa"], dict) else None),
latitude=(result["location"]["address"]["coordinate"].get("lat") if able_to_get_lat_long else None),
longitude=(result["location"]["address"]["coordinate"].get("lon") if able_to_get_lat_long else None),
address=self._parse_address(result, search_type="general_search"),
description=self._parse_description(result),
neighborhoods=self._parse_neighborhoods(result),
county=(result["location"]["county"].get("name") if result["location"]["county"] else None),
fips_code=(result["location"]["county"].get("fips_code") if result["location"]["county"] else None),
days_on_mls=self.calculate_days_on_mls(result),
nearby_schools=prop_details.get("schools"),
assessed_value=prop_details.get("assessed_value"),
estimated_value=estimated_value if estimated_value else None,
advertisers=advertisers,
tax=prop_details.get("tax"),
tax_history=prop_details.get("tax_history"),
# Additional fields from GraphQL
mls_status=result.get("mls_status"),
last_sold_price=result.get("last_sold_price"),
tags=result.get("tags"),
details=result.get("details"),
open_houses=self._parse_open_houses(result.get("open_houses")),
pet_policy=result.get("pet_policy"),
units=self._parse_units(result.get("units")),
monthly_fees=result.get("monthly_fees"),
one_time_fees=result.get("one_time_fees"),
parking=result.get("parking"),
terms=result.get("terms"),
popularity=result.get("popularity"),
tax_record=self._parse_tax_record(result.get("tax_record")),
parcel_info=result.get("location", {}).get("parcel"),
current_estimates=self._parse_current_estimates(result.get("current_estimates")),
estimates=result.get("estimates"),
photos=result.get("photos"),
flags=result.get("flags"),
)
return realty_property
def general_search(self, variables: dict, search_type: str) -> Dict[str, Union[int, Union[list[Property], list[dict]]]]: def general_search(self, variables: dict, search_type: str) -> Dict[str, Union[int, Union[list[Property], list[dict]]]]:
""" """
@@ -425,7 +294,8 @@ class RealtorScraper(Scraper):
if self.return_type != ReturnType.raw: if self.return_type != ReturnType.raw:
with ThreadPoolExecutor(max_workers=self.NUM_PROPERTY_WORKERS) as executor: with ThreadPoolExecutor(max_workers=self.NUM_PROPERTY_WORKERS) as executor:
futures = [executor.submit(self.process_property, result) for result in properties_list] futures = [executor.submit(process_property, result, self.mls_only, self.extra_property_data,
self.exclude_pending, self.listing_type, get_key, process_extra_property_details) for result in properties_list]
for future in as_completed(futures): for future in as_completed(futures):
result = future.result() result = future.result()
@@ -510,54 +380,7 @@ class RealtorScraper(Scraper):
return homes return homes
@staticmethod
def get_key(data: dict, keys: list):
try:
value = data
for key in keys:
value = value[key]
return value or {}
except (KeyError, TypeError, IndexError):
return {}
def process_extra_property_details(self, result: dict) -> dict:
schools = self.get_key(result, ["nearbySchools", "schools"])
assessed_value = self.get_key(result, ["taxHistory", 0, "assessment", "total"])
tax_history = self.get_key(result, ["taxHistory"])
schools = [school["district"]["name"] for school in schools if school["district"].get("name")]
# Process tax history
latest_tax = None
processed_tax_history = None
if tax_history and isinstance(tax_history, list):
tax_history = sorted(tax_history, key=lambda x: x.get("year", 0), reverse=True)
if tax_history and "tax" in tax_history[0]:
latest_tax = tax_history[0]["tax"]
processed_tax_history = []
for entry in tax_history:
if "year" in entry and "tax" in entry:
processed_entry = {
"year": entry["year"],
"tax": entry["tax"],
}
if "assessment" in entry and isinstance(entry["assessment"], dict):
processed_entry["assessment"] = {
"building": entry["assessment"].get("building"),
"land": entry["assessment"].get("land"),
"total": entry["assessment"].get("total"),
}
processed_tax_history.append(processed_entry)
return {
"schools": schools if schools else None,
"assessed_value": assessed_value if assessed_value else None,
"tax": latest_tax,
"tax_history": processed_tax_history,
}
@retry( @retry(
retry=retry_if_exception_type(JSONDecodeError), retry=retry_if_exception_type(JSONDecodeError),
@@ -594,213 +417,4 @@ class RealtorScraper(Scraper):
properties = data["data"] properties = data["data"]
return {data.replace('home_', ''): properties[data] for data in properties if properties[data]} return {data.replace('home_', ''): properties[data] for data in properties if properties[data]}
@staticmethod
def _parse_neighborhoods(result: dict) -> Optional[str]:
neighborhoods_list = []
neighborhoods = result["location"].get("neighborhoods", [])
if neighborhoods:
for neighborhood in neighborhoods:
name = neighborhood.get("name")
if name:
neighborhoods_list.append(name)
return ", ".join(neighborhoods_list) if neighborhoods_list else None
@staticmethod
def handle_none_safely(address_part):
if address_part is None:
return ""
return address_part
@staticmethod
def _parse_address(result: dict, search_type):
if search_type == "general_search":
address = result["location"]["address"]
else:
address = result["address"]
return Address(
full_line=address.get("line"),
street=" ".join(
part
for part in [
address.get("street_number"),
address.get("street_direction"),
address.get("street_name"),
address.get("street_suffix"),
]
if part is not None
).strip(),
unit=address["unit"],
city=address["city"],
state=address["state_code"],
zip=address["postal_code"],
# Additional address fields
street_direction=address.get("street_direction"),
street_number=address.get("street_number"),
street_name=address.get("street_name"),
street_suffix=address.get("street_suffix"),
)
@staticmethod
def _parse_description(result: dict) -> Description | None:
if not result:
return None
description_data = result.get("description", {})
if description_data is None or not isinstance(description_data, dict):
description_data = {}
style = description_data.get("type", "")
if style is not None:
style = style.upper()
primary_photo = None
if (primary_photo_info := result.get("primary_photo")) and (
primary_photo_href := primary_photo_info.get("href")
):
primary_photo = primary_photo_href.replace("s.jpg", "od-w480_h360_x2.webp?w=1080&q=75")
return Description(
primary_photo=primary_photo,
alt_photos=RealtorScraper.process_alt_photos(result.get("photos", [])),
style=(PropertyType.__getitem__(style) if style and style in PropertyType.__members__ else None),
beds=description_data.get("beds"),
baths_full=description_data.get("baths_full"),
baths_half=description_data.get("baths_half"),
sqft=description_data.get("sqft"),
lot_sqft=description_data.get("lot_sqft"),
sold_price=(
result.get("last_sold_price") or description_data.get("sold_price")
if result.get("last_sold_date") or result["list_price"] != description_data.get("sold_price")
else None
), #: has a sold date or list and sold price are different
year_built=description_data.get("year_built"),
garage=description_data.get("garage"),
stories=description_data.get("stories"),
text=description_data.get("text"),
# Additional description fields
name=description_data.get("name"),
type=description_data.get("type"),
)
@staticmethod
def calculate_days_on_mls(result: dict) -> Optional[int]:
list_date_str = result.get("list_date")
list_date = datetime.strptime(list_date_str.split("T")[0], "%Y-%m-%d") if list_date_str else None
last_sold_date_str = result.get("last_sold_date")
last_sold_date = datetime.strptime(last_sold_date_str, "%Y-%m-%d") if last_sold_date_str else None
today = datetime.now()
if list_date:
if result["status"] == "sold":
if last_sold_date:
days = (last_sold_date - list_date).days
if days >= 0:
return days
elif result["status"] in ("for_sale", "for_rent"):
days = (today - list_date).days
if days >= 0:
return days
@staticmethod
def process_alt_photos(photos_info: list[dict]) -> list[str] | None:
if not photos_info:
return None
return [
photo_info["href"].replace("s.jpg", "od-w480_h360_x2.webp?w=1080&q=75")
for photo_info in photos_info
if photo_info.get("href")
]
@staticmethod
def _parse_open_houses(open_houses_data: list[dict] | None) -> list[dict] | None:
"""Parse open houses data and convert date strings to datetime objects"""
if not open_houses_data:
return None
parsed_open_houses = []
for oh in open_houses_data:
parsed_oh = oh.copy()
# Parse start_date and end_date
if parsed_oh.get("start_date"):
try:
parsed_oh["start_date"] = datetime.fromisoformat(parsed_oh["start_date"].replace("Z", "+00:00"))
except (ValueError, AttributeError):
parsed_oh["start_date"] = None
if parsed_oh.get("end_date"):
try:
parsed_oh["end_date"] = datetime.fromisoformat(parsed_oh["end_date"].replace("Z", "+00:00"))
except (ValueError, AttributeError):
parsed_oh["end_date"] = None
parsed_open_houses.append(parsed_oh)
return parsed_open_houses
@staticmethod
def _parse_units(units_data: list[dict] | None) -> list[dict] | None:
"""Parse units data and convert date strings to datetime objects"""
if not units_data:
return None
parsed_units = []
for unit in units_data:
parsed_unit = unit.copy()
# Parse availability date
if parsed_unit.get("availability") and parsed_unit["availability"].get("date"):
try:
parsed_unit["availability"]["date"] = datetime.fromisoformat(parsed_unit["availability"]["date"].replace("Z", "+00:00"))
except (ValueError, AttributeError):
parsed_unit["availability"]["date"] = None
parsed_units.append(parsed_unit)
return parsed_units
@staticmethod
def _parse_tax_record(tax_record_data: dict | None) -> dict | None:
"""Parse tax record data and convert date strings to datetime objects"""
if not tax_record_data:
return None
parsed_tax_record = tax_record_data.copy()
# Parse last_update_date
if parsed_tax_record.get("last_update_date"):
try:
parsed_tax_record["last_update_date"] = datetime.fromisoformat(parsed_tax_record["last_update_date"].replace("Z", "+00:00"))
except (ValueError, AttributeError):
parsed_tax_record["last_update_date"] = None
return parsed_tax_record
@staticmethod
def _parse_current_estimates(estimates_data: list[dict] | None) -> list[dict] | None:
"""Parse current estimates data and convert date strings to datetime objects"""
if not estimates_data:
return None
parsed_estimates = []
for estimate in estimates_data:
parsed_estimate = estimate.copy()
# Parse date
if parsed_estimate.get("date"):
try:
parsed_estimate["date"] = datetime.fromisoformat(parsed_estimate["date"].replace("Z", "+00:00"))
except (ValueError, AttributeError):
parsed_estimate["date"] = None
parsed_estimates.append(parsed_estimate)
return parsed_estimates

View File

@@ -0,0 +1,279 @@
"""
Parsers for realtor.com data processing
"""
from datetime import datetime
from typing import Optional
from ..models import Address, Description, PropertyType
def parse_open_houses(open_houses_data: list[dict] | None) -> list[dict] | None:
"""Parse open houses data and convert date strings to datetime objects"""
if not open_houses_data:
return None
parsed_open_houses = []
for oh in open_houses_data:
parsed_oh = oh.copy()
# Parse start_date and end_date
if parsed_oh.get("start_date"):
try:
parsed_oh["start_date"] = datetime.fromisoformat(parsed_oh["start_date"].replace("Z", "+00:00"))
except (ValueError, AttributeError):
parsed_oh["start_date"] = None
if parsed_oh.get("end_date"):
try:
parsed_oh["end_date"] = datetime.fromisoformat(parsed_oh["end_date"].replace("Z", "+00:00"))
except (ValueError, AttributeError):
parsed_oh["end_date"] = None
parsed_open_houses.append(parsed_oh)
return parsed_open_houses
def parse_units(units_data: list[dict] | None) -> list[dict] | None:
"""Parse units data and convert date strings to datetime objects"""
if not units_data:
return None
parsed_units = []
for unit in units_data:
parsed_unit = unit.copy()
# Parse availability date
if parsed_unit.get("availability") and parsed_unit["availability"].get("date"):
try:
parsed_unit["availability"]["date"] = datetime.fromisoformat(parsed_unit["availability"]["date"].replace("Z", "+00:00"))
except (ValueError, AttributeError):
parsed_unit["availability"]["date"] = None
parsed_units.append(parsed_unit)
return parsed_units
def parse_tax_record(tax_record_data: dict | None) -> dict | None:
"""Parse tax record data and convert date strings to datetime objects"""
if not tax_record_data:
return None
parsed_tax_record = tax_record_data.copy()
# Parse last_update_date
if parsed_tax_record.get("last_update_date"):
try:
parsed_tax_record["last_update_date"] = datetime.fromisoformat(parsed_tax_record["last_update_date"].replace("Z", "+00:00"))
except (ValueError, AttributeError):
parsed_tax_record["last_update_date"] = None
return parsed_tax_record
def parse_current_estimates(estimates_data: list[dict] | None) -> list[dict] | None:
"""Parse current estimates data and convert date strings to datetime objects"""
if not estimates_data:
return None
parsed_estimates = []
for estimate in estimates_data:
parsed_estimate = estimate.copy()
# Parse date
if parsed_estimate.get("date"):
try:
parsed_estimate["date"] = datetime.fromisoformat(parsed_estimate["date"].replace("Z", "+00:00"))
except (ValueError, AttributeError):
parsed_estimate["date"] = None
# Parse source information
if parsed_estimate.get("source"):
source_data = parsed_estimate["source"]
parsed_estimate["source"] = {
"type": source_data.get("type"),
"name": source_data.get("name")
}
parsed_estimates.append(parsed_estimate)
return parsed_estimates
def parse_estimates(estimates_data: dict | None) -> dict | None:
"""Parse estimates data and convert date strings to datetime objects"""
if not estimates_data:
return None
parsed_estimates = estimates_data.copy()
# Parse current_values (which is aliased as currentValues in GraphQL)
current_values = parsed_estimates.get("currentValues") or parsed_estimates.get("current_values")
if current_values:
parsed_current_values = []
for estimate in current_values:
parsed_estimate = estimate.copy()
# Parse date
if parsed_estimate.get("date"):
try:
parsed_estimate["date"] = datetime.fromisoformat(parsed_estimate["date"].replace("Z", "+00:00"))
except (ValueError, AttributeError):
parsed_estimate["date"] = None
# Parse source information
if parsed_estimate.get("source"):
source_data = parsed_estimate["source"]
parsed_estimate["source"] = {
"type": source_data.get("type"),
"name": source_data.get("name")
}
# Convert GraphQL aliases to Pydantic field names
if "estimateHigh" in parsed_estimate:
parsed_estimate["estimate_high"] = parsed_estimate.pop("estimateHigh")
if "estimateLow" in parsed_estimate:
parsed_estimate["estimate_low"] = parsed_estimate.pop("estimateLow")
if "isBestHomeValue" in parsed_estimate:
parsed_estimate["is_best_home_value"] = parsed_estimate.pop("isBestHomeValue")
parsed_current_values.append(parsed_estimate)
parsed_estimates["current_values"] = parsed_current_values
# Remove the GraphQL alias if it exists
if "currentValues" in parsed_estimates:
del parsed_estimates["currentValues"]
return parsed_estimates
def parse_neighborhoods(result: dict) -> Optional[str]:
"""Parse neighborhoods from location data"""
neighborhoods_list = []
neighborhoods = result["location"].get("neighborhoods", [])
if neighborhoods:
for neighborhood in neighborhoods:
name = neighborhood.get("name")
if name:
neighborhoods_list.append(name)
return ", ".join(neighborhoods_list) if neighborhoods_list else None
def handle_none_safely(address_part):
"""Handle None values safely for address parts"""
if address_part is None:
return ""
return address_part
def parse_address(result: dict, search_type: str) -> Address:
"""Parse address data from result"""
if search_type == "general_search":
address = result["location"]["address"]
else:
address = result["address"]
return Address(
full_line=address.get("line"),
street=" ".join(
part
for part in [
address.get("street_number"),
address.get("street_direction"),
address.get("street_name"),
address.get("street_suffix"),
]
if part is not None
).strip(),
unit=address["unit"],
city=address["city"],
state=address["state_code"],
zip=address["postal_code"],
# Additional address fields
street_direction=address.get("street_direction"),
street_number=address.get("street_number"),
street_name=address.get("street_name"),
street_suffix=address.get("street_suffix"),
)
def parse_description(result: dict) -> Description | None:
"""Parse description data from result"""
if not result:
return None
description_data = result.get("description", {})
if description_data is None or not isinstance(description_data, dict):
description_data = {}
style = description_data.get("type", "")
if style is not None:
style = style.upper()
primary_photo = None
if (primary_photo_info := result.get("primary_photo")) and (
primary_photo_href := primary_photo_info.get("href")
):
primary_photo = primary_photo_href.replace("s.jpg", "od-w480_h360_x2.webp?w=1080&q=75")
return Description(
primary_photo=primary_photo,
alt_photos=process_alt_photos(result.get("photos", [])),
style=(PropertyType.__getitem__(style) if style and style in PropertyType.__members__ else None),
beds=description_data.get("beds"),
baths_full=description_data.get("baths_full"),
baths_half=description_data.get("baths_half"),
sqft=description_data.get("sqft"),
lot_sqft=description_data.get("lot_sqft"),
sold_price=(
result.get("last_sold_price") or description_data.get("sold_price")
if result.get("last_sold_date") or result["list_price"] != description_data.get("sold_price")
else None
), #: has a sold date or list and sold price are different
year_built=description_data.get("year_built"),
garage=description_data.get("garage"),
stories=description_data.get("stories"),
text=description_data.get("text"),
# Additional description fields
name=description_data.get("name"),
type=description_data.get("type"),
)
def calculate_days_on_mls(result: dict) -> Optional[int]:
"""Calculate days on MLS from result data"""
list_date_str = result.get("list_date")
list_date = datetime.strptime(list_date_str.split("T")[0], "%Y-%m-%d") if list_date_str else None
last_sold_date_str = result.get("last_sold_date")
last_sold_date = datetime.strptime(last_sold_date_str, "%Y-%m-%d") if last_sold_date_str else None
today = datetime.now()
if list_date:
if result["status"] == "sold":
if last_sold_date:
days = (last_sold_date - list_date).days
if days >= 0:
return days
elif result["status"] in ("for_sale", "for_rent"):
days = (today - list_date).days
if days >= 0:
return days
def process_alt_photos(photos_info: list[dict]) -> list[str] | None:
"""Process alternative photos from photos info"""
if not photos_info:
return None
return [
photo_info["href"].replace("s.jpg", "od-w480_h360_x2.webp?w=1080&q=75")
for photo_info in photos_info
if photo_info.get("href")
]

View File

@@ -0,0 +1,224 @@
"""
Processors for realtor.com property data processing
"""
from datetime import datetime
from typing import Optional
from ..models import (
Property,
ListingType,
Agent,
Broker,
Builder,
Advertisers,
Office,
ReturnType
)
from .parsers import (
parse_open_houses,
parse_units,
parse_tax_record,
parse_current_estimates,
parse_estimates,
parse_neighborhoods,
parse_address,
parse_description,
calculate_days_on_mls,
process_alt_photos
)
def process_advertisers(advertisers: list[dict] | None) -> Advertisers | None:
"""Process advertisers data from GraphQL response"""
if not advertisers:
return None
def _parse_fulfillment_id(fulfillment_id: str | None) -> str | None:
return fulfillment_id if fulfillment_id and fulfillment_id != "0" else None
processed_advertisers = Advertisers()
for advertiser in advertisers:
advertiser_type = advertiser.get("type")
if advertiser_type == "seller": #: agent
processed_advertisers.agent = Agent(
uuid=_parse_fulfillment_id(advertiser.get("fulfillment_id")),
nrds_id=advertiser.get("nrds_id"),
mls_set=advertiser.get("mls_set"),
name=advertiser.get("name"),
email=advertiser.get("email"),
phones=advertiser.get("phones"),
state_license=advertiser.get("state_license"),
)
if advertiser.get("broker") and advertiser["broker"].get("name"): #: has a broker
processed_advertisers.broker = Broker(
uuid=_parse_fulfillment_id(advertiser["broker"].get("fulfillment_id")),
name=advertiser["broker"].get("name"),
)
if advertiser.get("office"): #: has an office
processed_advertisers.office = Office(
uuid=_parse_fulfillment_id(advertiser["office"].get("fulfillment_id")),
mls_set=advertiser["office"].get("mls_set"),
name=advertiser["office"].get("name"),
email=advertiser["office"].get("email"),
phones=advertiser["office"].get("phones"),
)
if advertiser_type == "community": #: could be builder
if advertiser.get("builder"):
processed_advertisers.builder = Builder(
uuid=_parse_fulfillment_id(advertiser["builder"].get("fulfillment_id")),
name=advertiser["builder"].get("name"),
)
return processed_advertisers
def process_property(result: dict, mls_only: bool = False, extra_property_data: bool = False,
exclude_pending: bool = False, listing_type: ListingType = ListingType.FOR_SALE,
get_key_func=None, process_extra_property_details_func=None) -> Property | None:
"""Process property data from GraphQL response"""
mls = result["source"].get("id") if "source" in result and isinstance(result["source"], dict) else None
if not mls and mls_only:
return None
able_to_get_lat_long = (
result
and result.get("location")
and result["location"].get("address")
and result["location"]["address"].get("coordinate")
)
is_pending = result["flags"].get("is_pending")
is_contingent = result["flags"].get("is_contingent")
if (is_pending or is_contingent) and (exclude_pending and listing_type != ListingType.PENDING):
return None
property_id = result["property_id"]
prop_details = process_extra_property_details_func(result) if extra_property_data and process_extra_property_details_func else {}
property_estimates_root = result.get("current_estimates") or result.get("estimates", {}).get("currentValues")
estimated_value = get_key_func(property_estimates_root, [0, "estimate"]) if get_key_func else None
advertisers = process_advertisers(result.get("advertisers"))
realty_property = Property(
mls=mls,
mls_id=(
result["source"].get("listing_id")
if "source" in result and isinstance(result["source"], dict)
else None
),
property_url=result["href"],
property_id=property_id,
listing_id=result.get("listing_id"),
permalink=result.get("permalink"),
status=("PENDING" if is_pending else "CONTINGENT" if is_contingent else result["status"].upper()),
list_price=result["list_price"],
list_price_min=result["list_price_min"],
list_price_max=result["list_price_max"],
list_date=(datetime.fromisoformat(result["list_date"].split("T")[0]) if result.get("list_date") else None),
prc_sqft=result.get("price_per_sqft"),
last_sold_date=(datetime.fromisoformat(result["last_sold_date"]) if result.get("last_sold_date") else None),
pending_date=(datetime.fromisoformat(result["pending_date"].split("T")[0]) if result.get("pending_date") else None),
new_construction=result["flags"].get("is_new_construction") is True,
hoa_fee=(result["hoa"]["fee"] if result.get("hoa") and isinstance(result["hoa"], dict) else None),
latitude=(result["location"]["address"]["coordinate"].get("lat") if able_to_get_lat_long else None),
longitude=(result["location"]["address"]["coordinate"].get("lon") if able_to_get_lat_long else None),
address=parse_address(result, search_type="general_search"),
description=parse_description(result),
neighborhoods=parse_neighborhoods(result),
county=(result["location"]["county"].get("name") if result["location"]["county"] else None),
fips_code=(result["location"]["county"].get("fips_code") if result["location"]["county"] else None),
days_on_mls=calculate_days_on_mls(result),
nearby_schools=prop_details.get("schools"),
assessed_value=prop_details.get("assessed_value"),
estimated_value=estimated_value if estimated_value else None,
advertisers=advertisers,
tax=prop_details.get("tax"),
tax_history=prop_details.get("tax_history"),
# Additional fields from GraphQL
mls_status=result.get("mls_status"),
last_sold_price=result.get("last_sold_price"),
tags=result.get("tags"),
details=result.get("details"),
open_houses=parse_open_houses(result.get("open_houses")),
pet_policy=result.get("pet_policy"),
units=parse_units(result.get("units")),
monthly_fees=result.get("monthly_fees"),
one_time_fees=result.get("one_time_fees"),
parking=result.get("parking"),
terms=result.get("terms"),
popularity=result.get("popularity"),
tax_record=parse_tax_record(result.get("tax_record")),
parcel_info=result.get("location", {}).get("parcel"),
current_estimates=parse_current_estimates(result.get("current_estimates")),
estimates=parse_estimates(result.get("estimates")),
photos=result.get("photos"),
flags=result.get("flags"),
)
return realty_property
def process_extra_property_details(result: dict, get_key_func=None) -> dict:
"""Process extra property details from GraphQL response"""
if get_key_func:
schools = get_key_func(result, ["nearbySchools", "schools"])
assessed_value = get_key_func(result, ["taxHistory", 0, "assessment", "total"])
tax_history = get_key_func(result, ["taxHistory"])
else:
nearby_schools = result.get("nearbySchools")
schools = nearby_schools.get("schools", []) if nearby_schools else []
tax_history_data = result.get("taxHistory", [])
assessed_value = tax_history_data[0]["assessment"]["total"] if tax_history_data and tax_history_data[0].get("assessment", {}).get("total") else None
tax_history = tax_history_data
if schools:
schools = [school["district"]["name"] for school in schools if school["district"].get("name")]
# Process tax history
latest_tax = None
processed_tax_history = None
if tax_history and isinstance(tax_history, list):
tax_history = sorted(tax_history, key=lambda x: x.get("year", 0), reverse=True)
if tax_history and "tax" in tax_history[0]:
latest_tax = tax_history[0]["tax"]
processed_tax_history = []
for entry in tax_history:
if "year" in entry and "tax" in entry:
processed_entry = {
"year": entry["year"],
"tax": entry["tax"],
}
if "assessment" in entry and isinstance(entry["assessment"], dict):
processed_entry["assessment"] = {
"building": entry["assessment"].get("building"),
"land": entry["assessment"].get("land"),
"total": entry["assessment"].get("total"),
}
processed_tax_history.append(processed_entry)
return {
"schools": schools if schools else None,
"assessed_value": assessed_value if assessed_value else None,
"tax": latest_tax,
"tax_history": processed_tax_history,
}
def get_key(data: dict, keys: list):
"""Get nested key from dictionary safely"""
try:
value = data
for key in keys:
value = value[key]
return value or {}
except (KeyError, TypeError, IndexError):
return {}

View File

@@ -15,13 +15,13 @@ ordered_properties = [
"mls_status", "mls_status",
"text", "text",
"style", "style",
"formatted_address",
"full_street_line", "full_street_line",
"street", "street",
"unit", "unit",
"city", "city",
"state", "state",
"zip_code", "zip_code",
"formatted_address",
"beds", "beds",
"full_baths", "full_baths",
"half_baths", "half_baths",

View File

@@ -382,4 +382,4 @@ def test_return_type_consistency():
# All return types should have some properties # All return types should have some properties
assert len(pandas_ids) > 0, f"pandas should return properties for {search_type}" assert len(pandas_ids) > 0, f"pandas should return properties for {search_type}"
assert len(pydantic_ids) > 0, f"pydantic should return properties for {search_type}" assert len(pydantic_ids) > 0, f"pydantic should return properties for {search_type}"
assert len(raw_ids) > 0, f"raw should return properties for {search_type}" assert len(raw_ids) > 0, f"raw should return properties for {search_type}"