improve parsing

app.py

@@ -399,15 +399,14 @@ with gr.Blocks(css=css) as demo:
 
     def parse_csv_df(csv: str, csv_header: Optional[str] = None) -> pd.DataFrame:
         # Fix generation mistake when providing a list that is not in quotes
-        if ",[" in csv:
-            for match in re.finditer(r'\[("[\w ]+"[, ]?)+\]', csv):
-                span = match.string[match.start() : match.end()]
-                csv = csv.replace(span, '"' + span.replace('"', "'") + '"')
+        for match in re.finditer(r'\[("[\w ]+"[, ]?)+\]', csv):
+            span = match.string[match.start() : match.end()]
+            csv = csv.replace(span, '"' + span.replace('"', "'") + '"')
         # Add header if missing
         if csv_header and csv.strip().split("\n")[0] != csv_header:
             csv = csv_header + "\n" + csv
         # Read CSV
-        df = pd.read_csv(io.StringIO(csv))
+        df = pd.read_csv(io.StringIO(csv), skipinitialspace=True)
         return df