pandas deprecation warning

realiti4 · Oct 28, 2023 · 359f357 · 359f357
1 parent ba36f55
commit 359f357
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Showing 2 changed files with 8 additions and 6 deletions.
diff --git a/setup.py b/setup.py
@@ -5,7 +5,7 @@
 
 setup(
     name="tradingfeatures",
-    version="0.6.4",
+    version="0.6.5",
     author="Onur Cetinkol",
     author_email="realiti44@gmail.com",
     description="A useful tool to download market history from popular exchanges.",

diff --git a/tradingfeatures/api_base.py b/tradingfeatures/api_base.py
@@ -115,16 +115,18 @@ def get_hist(self,
             try:
                 df_temp = self.get(symbol=symbol, interval=interval_str, start=str(start_batch), end=str(end_batch))
                 if df_temp is None:     # Try this fix for other apis
-                    print('    Debug: df_temp is empty')
-                    assert len(df) == 0, 'Debug: empty df_temp in middle of download'
-                    df_temp = df
+                    print('    Warning: Got empty window from exchange at start')
+                    assert len(df) == 0, 'Warning: Got empty window from exchange in middle of download'
+                    df_temp = pd.DataFrame()
             except Exception as e:
                 # raise e
                 print(e, '\nDebug: error between timestamps: ', start_batch, end_batch)
                 if steps <= 1: return None
 
-            df_temp = pd.concat([df, df_temp])
-            df = df_temp
+            if not (df.empty or df_temp.empty):
+                df = pd.concat([df, df_temp])
+            elif not df_temp.empty:
+                df = df_temp.copy()
 
             if steps > verbose_after:
                 print('\r' + f'  {i} of {steps}', end='')