Update app.py

app.py

@@ -3,7 +3,7 @@ import os
 import numpy as np
 import pandas as pd
 from scipy.signal import find_peaks
-
+from werkzeug.utils import secure_filename
 
 def process_text(file):
 
@@ -11,11 +11,19 @@ def process_text(file):
     x = []    # x值
     y = []    # y值
 
-    filename = file.name.split(".")[0]
-    target_path = f"{filename}.csv"  # 目标路径
+    filename = secure_filename(file.name)
+    upload_path = "./uploads/"
+    if not os.path.exists(upload_path):
+        os.mkdir(upload_path)
+    
+    file_path = upload_path + filename
+    file.save(file_path)
+
+    name = file.name.split(".")[0]
+    target_path = upload_path + f"{name}.csv"  # 目标路径
     
     # 读取文件内容
-    with open(file, 'r', encoding='utf-8') as f:
+    with open(file_path, 'r', encoding='utf-8') as f:
         lines = f.readlines()
         data = []
         for line in lines: