Initial Commit

old/price_extractor.py

@@ -0,0 +1,45 @@
+#IMPORTS
+import requests
+import csv
+import datetime
+
+with open("prices.csv", "w") as pricedata:
+    writing = csv.writer(pricedata, delimiter=',', quoting=csv.QUOTE_MINIMAL)
+    writing.writerow(["version from", datetime.datetime.now()])
+
+#reading of Product-CSV-File; Variable definition
+imp = open("products.csv","r")
+raw_imp = csv.reader(imp, delimiter=',')
+raw_list = list(raw_imp)
+productcount = len(raw_list)
+print("needing to update",productcount, "prices")
+productnumber =  0
+
+#DATA-RECIEVING
+while productnumber < productcount:
+    ingest = raw_list.pop(0)
+    website = ingest.pop(1)
+    productnumber = int(ingest.pop(0))
+    print("fetching data... This step might take a couple of seconds")
+    res = requests.get(website)
+    print("recieved data from", website)
+    check = str(res)
+    if check == "<Response [404]>":
+        print("Ressource unavailable, skipping..")
+
+    else:
+        request_done = res.text
+        priceIdx = request_done.index('property="product:price:amount')
+        raw_price = request_done[priceIdx+41:priceIdx+60]
+        price_extract = ""
+        for buchstabe in raw_price:
+            if buchstabe == "\"":
+                break
+            else:
+                price_extract += buchstabe
+
+        price = float(price_extract)
+        print("The price is following: ", price, "CHF\n")
+        with open("prices.csv", "a") as pricedata:
+            writing = csv.writer(pricedata, delimiter=',', quoting=csv.QUOTE_MINIMAL)
+            writing.writerow([productnumber, price])