Update update_currencies.py to fix error handling

.github/scripts/update_currencies.py

@@ -3,13 +3,21 @@ import json
 import os
 
 def fetch_currencies():
-    response = requests.get('https://restcountries.com/v3.1/all')
-    response.raise_for_status()
-    except requests.RequestException as e:
-        print(f"An error occurred: {e}")
+    try:
+        response = requests.get('https://restcountries.com/v3.1/all')
+        response.raise_for_status()  # Raise an error for HTTP errors
+    except requests.exceptions.Timeout:
+        print("Request to the API timed out.")
+        return []
+    except requests.exceptions.RequestException as e:
+        print(f"An error occurred while making the request: {e}")
+        return []
+
+    try:
+        countries = response.json()  # Attempt to parse the JSON response
+    except json.JSONDecodeError:
+        print("Failed to decode JSON from the response.")
         return []
-        
-    countries = response.json()
 
     currencies_list = []
     for country in countries:
@@ -17,7 +25,6 @@ def fetch_currencies():
         country_currencies = country.get('currencies', {})
         for currency_code, currency_info in country_currencies.items():
             symbol = currency_info.get('symbol', '')
-            # Directly use the symbol as it is
             currencies_list.append({
                 'code': currency_code,
                 'local': country_name,
@@ -28,14 +35,18 @@ def fetch_currencies():
     return currencies_list
 
 def save_currencies(currencies, file_path):
-    os.makedirs(os.path.dirname(file_path), exist_ok=True)
-    with open(file_path, 'w', encoding='utf-8') as f:
-        json.dump(currencies, f, ensure_ascii=False, indent=4)
+    try:
+        os.makedirs(os.path.dirname(file_path), exist_ok=True)  # Create directories if they don't exist
+        with open(file_path, 'w', encoding='utf-8') as f:
+            json.dump(currencies, f, ensure_ascii=False, indent=4)
+    except IOError as e:
+        print(f"An error occurred while writing to the file: {e}")
 
 def main():
     currencies = fetch_currencies()
-    save_path = 'backend/internal/core/currencies/currencies.json'
-    save_currencies(currencies, save_path)
+    if currencies:  # Check if currencies were successfully fetched
+        save_path = 'backend/internal/core/currencies/currencies.json'
+        save_currencies(currencies, save_path)
 
 if __name__ == "__main__":
-    main()
+    main()