Merge pull request 'Implement logging' (#2) from dev-logging into master

Reviewed-on: #2

requirements.txt

@@ -1,2 +1,3 @@
 beautifulsoup4
 requests
+loguru

stockbot-buyvm.py

@@ -1,6 +1,7 @@
 """buyvm stock checker"""
 import requests
 from bs4 import BeautifulSoup
+from loguru import logger
 
 from config import DISCORD_WEBHOOK
 
@@ -17,7 +18,7 @@ def send_notification(payload):
     try:
         requests.post(DISCORD_WEBHOOK, json=payload)
     except requests.RequestException as e:
-        print(f'error sending notification: {str(e)}')
+        logger.error(f'error sending notification: {str(e)}')
 
 
 def get_url(url):
@@ -25,7 +26,7 @@ def get_url(url):
         response = requests.get(url)
         response.raise_for_status()
     except requests.RequestException as e:
-        print(f'error fetching {url}: {str(e)}')
+        logger.error(f'error fetching {url}: {str(e)}')
         return None
 
     return response.text
@@ -58,12 +59,17 @@ def get_packages(html):
 
 
 def main():
+    logger.info('checking buyvm stocks')
     for url in URLS:
         html = get_url(url)
 
+        if not html:
+            continue
+
         packages = get_packages(html)
         for package in packages:
             if package['qty'] > 0:
+                logger.info(f"{package['name']}: {package['qty']} in stock")
                 send_notification({
                     "username": "stockbot-buyvm",
                     "embeds": [