Update app.py

app.py

@@ -38,8 +38,8 @@ def preprocess(zip_file: str) -> str:
     pp = PreProcess(48000, temp_dir, 3.0, False)
     pp.pipeline_mp_inp_dir(data_dir, 4)
 
-    with open("%s/preprocess.log" % temp_dir, "w") as f:
-        log = f.read()
+    pp.logfile.seek(0)
+    log = pp.logfile.read()
 
     return temp_dir, f"Preprocessed {len(audio_files)} audio files.\n{log}"
 
@@ -52,14 +52,14 @@ def download_expdir(exp_dir: str) -> str:
 @zero(duration=120)
 def extract_features(exp_dir: str) -> str:
     err = None
+    fi = FeatureInput(exp_dir)
     try:
-        fi = FeatureInput(exp_dir)
         fi.run()
     except Exception as e:
         err = e
 
-    with open("%s/extract_f0_feature.log" % exp_dir, "w") as f:
-        log = f.read()
+    fi.logfile.seek(0)
+    log = fi.logfile.read()
 
     if err:
         log = f"Error: {err}\n{log}"