initial commit

get_in_stock_stores.py

@@ -0,0 +1,60 @@
+"""Find all Barnes & Noble stores with a specified product in-stock
+"""
+
+from bs4 import BeautifulSoup
+import requests
+
+# Base URL for Barnes & Noble product availability API
+BASE_URL = "https://www.barnesandnoble.com/xhr/storeList-with-prodAvailability.jsp"
+
+# Stock-keeping unit number for specific book
+SKU_ID = 9780692306581
+
+# Zip code to center search on
+ZIP_CODE = 75254
+
+# Radius of search: Barnes & Noble's browser interface only allows maximum of 100 miles
+SEARCH_RADIUS = 1000
+
+# Random user-agent
+HEADERS = {
+    "User-Agent": "Mozilla/5.0 (Linux; Android 8.0.0; 5099D Build/O00623) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.68 Mobile Safari/537.36"
+}
+
+
+def process_store(store_soup):
+    """Extract relevant information from HTML of a given store"""
+
+    in_stock_str = store_soup.select_one("div.item-in-stock").text.strip()
+    if in_stock_str == "In Stock in Store":
+        in_stock = True
+    elif in_stock_str == "Not in Stock in Store":
+        in_stock = False
+    else:
+        in_stock = in_stock_str
+
+    return {
+        "store": store_soup.select_one(
+            "div.store-details-container > div.store-address"
+        ).text.strip(),
+        "in_stock": in_stock,
+    }
+
+
+if __name__ == "__main__":
+    # Initialize query parameters
+    params = {
+        "action": "fromSearch",
+        "radius": SEARCH_RADIUS,
+        "searchString": ZIP_CODE,
+        "skuId": SKU_ID,
+    }
+
+    # Make API query to determine which (if any) stores have the book in-stock
+    r = requests.get(url=BASE_URL, params=params, headers=HEADERS)
+    soup = BeautifulSoup(r.text, features="lxml")
+    stores = soup.select("div.store-list")
+    results = [process_store(store) for store in stores]
+
+    # Print addresses of stores with book in-stock
+    [print(result["store"]) for result in results if result["in_stock"]]