Fixed a bug in code ordering

Former-commit-id: b1f5cffc1f46a4d642f588386d40d35e78b37c58

SRT.py

@@ -97,8 +97,6 @@ class SRT_script():
         start_seg_id = id_range[0]
         end_seg_id = id_range[1]
         
-        lines = translate.split('\n\n')
-        
         if len(lines) != (end_seg_id - start_seg_id + 1):
             input_str = "\n";
             #initialize GPT input
@@ -126,7 +124,9 @@ class SRT_script():
             #for i, seg in enumerate(self.segments[start_seg_id-1:end_seg_id]):
             #    print(seg.source_text)
             #print(translate)
-
+            
+        lines = translate.split('\n\n')
+        
         for i, seg in enumerate(self.segments[start_seg_id-1:end_seg_id]):
             # naive way to due with merge translation problem
             # TODO: need a smarter solution