Update au_act_esptool.py

Author: PaulZC

RTK_Firmware_Uploader/au_act_esptool.py

@@ -7,26 +7,23 @@
 
 import sys
 
-if (system() == "Darwin"): # Fix for MacOS pyinstaller windowed executable
-
-    if hasattr(sys, '_MEIPASS'):
-        print ("Has _MEIPASS")
+if (system() == "Darwin") and hasattr(sys, '_MEIPASS'): # Fix for MacOS pyinstaller windowed executable
 
     head_tail = os.path.split(os.path.dirname(__file__))
     base_path = os.path.abspath(head_tail[0])
     STUBS_DIR = os.path.join(base_path, "esptool", "targets", "stub_flasher")
     print (STUBS_DIR)
-    print (head_tail[1])
     # Python hackiness: change the path to stub json files in the context of the esptool
     # module, so it edits the esptool's global variables
+    result = ''
     try:
-        exec(
-            "esptool.loader.STUBS_DIR = '{}'".format(STUBS_DIR),
+        result = str(exec(
+            "loader.STUBS_DIR = '{}'".format(STUBS_DIR),
             esptool.__dict__,
             esptool.__dict__,
-        )
+        ))
     except:
-        print ("The exec failed...")
+        print ("The exec failed:", result)
         pass
 
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