From e20483084f91b71e8d0cf7f2427c7b8a369f3723 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mike=20Schw=C3=B6rer?= <pubgit@mikescher.com>
Date: Wed, 15 Dec 2021 15:15:16 +0100
Subject: [PATCH] Print errors to stderr

---
 zspotify/config.py     |  2 +-
 zspotify/termoutput.py |  9 ++++++++-
 zspotify/zspotify.py   | 12 +++++++-----
 3 files changed, 16 insertions(+), 7 deletions(-)

diff --git a/zspotify/config.py b/zspotify/config.py
index dd82564..9aee422 100644
--- a/zspotify/config.py
+++ b/zspotify/config.py
@@ -158,7 +158,7 @@ class Config:
         return cls.get(SPLIT_ALBUM_DISCS)
 
     @classmethod
-    def get_chunk_size(cls) -> int():
+    def get_chunk_size(cls) -> int:
         return cls.get(CHUNK_SIZE)
 
     @classmethod
diff --git a/zspotify/termoutput.py b/zspotify/termoutput.py
index be46356..ea14844 100644
--- a/zspotify/termoutput.py
+++ b/zspotify/termoutput.py
@@ -1,3 +1,4 @@
+import sys
 from enum import Enum
 from tqdm import tqdm
 
@@ -16,11 +17,17 @@ class PrintChannel(Enum):
     PROGRESS_INFO = PRINT_PROGRESS_INFO
 
 
+ERROR_CHANNEL = [PrintChannel.ERRORS, PrintChannel.API_ERRORS]
+
+
 class Printer:
     @staticmethod
     def print(channel: PrintChannel, msg: str) -> None:
         if ZSpotify.CONFIG.get(channel.value):
-            print(msg)
+            if channel in ERROR_CHANNEL:
+                print(msg, file=sys.stderr)
+            else:
+                print(msg)
 
     @staticmethod
     def print_loader(channel: PrintChannel, msg: str) -> None:
diff --git a/zspotify/zspotify.py b/zspotify/zspotify.py
index 197cfd9..977c4b0 100644
--- a/zspotify/zspotify.py
+++ b/zspotify/zspotify.py
@@ -89,12 +89,14 @@ class ZSpotify:
         responsetext = response.text
         responsejson = response.json()
         
-        if 'error' in responsejson and tryCount < 5:
-            
+        if 'error' in responsejson:
+            if tryCount < 5:
+                Printer.print(PrintChannel.WARNINGS, f"Spotify API Error (try {tryCount}) ({responsejson['error']['status']}): {responsejson['error']['message']}")
+                time.sleep(5)
+                return cls.invoke_url(url, tryCount + 1)
+
             Printer.print(PrintChannel.API_ERRORS, f"Spotify API Error ({responsejson['error']['status']}): {responsejson['error']['message']}")
-            time.sleep(5)
-            return cls.invoke_url(url, tryCount + 1)
-                
+
         return responsetext, responsejson
 
     @classmethod