fix(zillow): test case

homeharvest/__init__.py

@@ -112,7 +112,9 @@ def _scrape_single_site(
     results = site.search()
 
     properties_dfs = [process_result(result) for result in results]
-    properties_dfs = [df.dropna(axis=1, how='all') for df in properties_dfs if not df.empty]
+    properties_dfs = [
+        df.dropna(axis=1, how="all") for df in properties_dfs if not df.empty
+    ]
     if not properties_dfs:
         return pd.DataFrame()
 
@@ -147,7 +149,9 @@ def scrape_property(
     else:
         with ThreadPoolExecutor() as executor:
             futures = {
-                executor.submit(_scrape_single_site, location, s_name, listing_type): s_name
+                executor.submit(
+                    _scrape_single_site, location, s_name, listing_type
+                ): s_name
                 for s_name in site_name
             }
 
@@ -169,5 +173,7 @@ def scrape_property(
         if col not in final_df.columns:
             final_df[col] = None
 
-    final_df = final_df.drop_duplicates(subset=["street_address", "city", "unit"], keep="first")
+    final_df = final_df.drop_duplicates(
+        subset=["street_address", "city", "unit"], keep="first"
+    )
     return final_df

homeharvest/core/scrapers/realtor/__init__.py

@@ -249,8 +249,20 @@ class RealtorScraper(Scraper):
                     unit=parse_unit(result["location"]["address"]["unit"]),
                     country="USA",
                 ),
-                latitude=result["location"]["address"]["coordinate"]["lat"] if result and result.get("location") and result["location"].get("address") and result["location"]["address"].get("coordinate") and "lat" in result["location"]["address"]["coordinate"] else None,
-                longitude=result["location"]["address"]["coordinate"]["lon"] if result and result.get("location") and result["location"].get("address") and result["location"]["address"].get("coordinate") and "lon" in result["location"]["address"]["coordinate"] else None,
+                latitude=result["location"]["address"]["coordinate"]["lat"]
+                if result
+                and result.get("location")
+                and result["location"].get("address")
+                and result["location"]["address"].get("coordinate")
+                and "lat" in result["location"]["address"]["coordinate"]
+                else None,
+                longitude=result["location"]["address"]["coordinate"]["lon"]
+                if result
+                and result.get("location")
+                and result["location"].get("address")
+                and result["location"]["address"].get("coordinate")
+                and "lon" in result["location"]["address"]["coordinate"]
+                else None,
                 site_name=self.site_name,
                 property_url="https://www.realtor.com/realestateandhomes-detail/"
                 + result["property_id"],

homeharvest/core/scrapers/redfin/__init__.py

@@ -27,8 +27,10 @@ class RedfinScraper(Scraper):
             elif match_type == "1":
                 return "address"  #: address, needs to be handled differently
 
-        if "exactMatch" not in response_json['payload']:
-            raise NoResultsFound("No results found for location: {}".format(self.location))
+        if "exactMatch" not in response_json["payload"]:
+            raise NoResultsFound(
+                "No results found for location: {}".format(self.location)
+            )
 
         if response_json["payload"]["exactMatch"] is not None:
             target = response_json["payload"]["exactMatch"]
@@ -98,8 +100,12 @@ class RedfinScraper(Scraper):
             price_per_sqft=get_value("pricePerSqFt"),
             price=get_value("price"),
             mls_id=get_value("mlsId"),
-            latitude=home["latLong"]["latitude"] if "latLong" in home and "latitude" in home["latLong"] else None,
-            longitude = home["latLong"]["longitude"] if "latLong" in home and "longitude" in home["latLong"] else None
+            latitude=home["latLong"]["latitude"]
+            if "latLong" in home and "latitude" in home["latLong"]
+            else None,
+            longitude=home["latLong"]["longitude"]
+            if "latLong" in home and "longitude" in home["latLong"]
+            else None,
         )
 
     def _parse_building(self, building: dict) -> Property:

homeharvest/core/scrapers/zillow/__init__.py

@@ -1,15 +1,18 @@
 import re
 import json
+import string
 from .. import Scraper
 from ....utils import parse_address_two, parse_unit
 from ....exceptions import GeoCoordsNotFound, NoResultsFound
-from ..models import Property, Address, ListingType, PropertyType, SiteName
+from ..models import Property, Address, ListingType, PropertyType
 
 
 class ZillowScraper(Scraper):
     def __init__(self, scraper_input):
         super().__init__(scraper_input)
         self.listing_type = scraper_input.listing_type
+        if not self.is_plausible_location(self.location):
+            raise NoResultsFound("Invalid location input: {}".format(self.location))
         if self.listing_type == ListingType.FOR_SALE:
             self.url = f"https://www.zillow.com/homes/for_sale/{self.location}_rb/"
         elif self.listing_type == ListingType.FOR_RENT:
@@ -17,6 +20,18 @@ class ZillowScraper(Scraper):
         else:
             self.url = f"https://www.zillow.com/homes/recently_sold/{self.location}_rb/"
 
+    @staticmethod
+    def is_plausible_location(location: str) -> bool:
+        blocks = location.split()
+        for block in blocks:
+            if (
+                any(char.isdigit() for char in block)
+                and any(char.isalpha() for char in block)
+                and len(block) > 6
+            ):
+                return False
+        return True
+
     def search(self):
         resp = self.session.get(self.url, headers=self._get_headers())
         resp.raise_for_status()

tests/test_realtor.py

@@ -1,5 +1,10 @@
 from homeharvest import scrape_property
-from homeharvest.exceptions import InvalidSite, InvalidListingType, NoResultsFound, GeoCoordsNotFound
+from homeharvest.exceptions import (
+    InvalidSite,
+    InvalidListingType,
+    NoResultsFound,
+    GeoCoordsNotFound,
+)
 
 
 def test_realtor():

tests/test_redfin.py

@@ -1,5 +1,10 @@
 from homeharvest import scrape_property
-from homeharvest.exceptions import InvalidSite, InvalidListingType, NoResultsFound, GeoCoordsNotFound
+from homeharvest.exceptions import (
+    InvalidSite,
+    InvalidListingType,
+    NoResultsFound,
+    GeoCoordsNotFound,
+)
 
 
 def test_redfin():

tests/test_zillow.py

@@ -1,5 +1,10 @@
 from homeharvest import scrape_property
-from homeharvest.exceptions import InvalidSite, InvalidListingType, NoResultsFound, GeoCoordsNotFound
+from homeharvest.exceptions import (
+    InvalidSite,
+    InvalidListingType,
+    NoResultsFound,
+    GeoCoordsNotFound,
+)
 
 
 def test_zillow():