Properly handle indentation and process data after the file is closed.

Author: joyguoguo

fuzz/collect_fuzz_python.py

@@ -256,25 +256,25 @@ def substitute_one_repo(
         valid_inputs = []
         with open(input_path, "rb") as f_input:
             lines = f_input.readlines()
-            # File is closed, now process data
-            for line in lines:
-                # Use errors='replace' to ensure decoding doesn't fail
-                decoded = line.decode("utf-8", errors="replace")
-
-                # Only process lines starting with b' or b"
-                if decoded.startswith(("b'", 'b"')):
-                    if decoded.startswith("b'") and decoded.endswith("'\n"):
-                        byte_data = line[2:-2]
-                    elif decoded.startswith('b"') and decoded.endswith('"\n'):
-                        byte_data = line[2:-2]
-                    else:
-                        continue
-
-                    if 0 < len(byte_data) <= max_len:
-                        valid_inputs.append(byte_data)
-                # For other lines, if length is within range and doesn't start with b' or b", also consider adding
-                elif 0 < len(line) <= max_len:
-                    valid_inputs.append(line)
+        # File is closed, now process data
+        for line in lines:
+            # Use errors='replace' to ensure decoding doesn't fail
+            decoded = line.decode("utf-8", errors="replace")
+
+            # Only process lines starting with b' or b"
+            if decoded.startswith(("b'", 'b"')):
+                if decoded.startswith("b'") and decoded.endswith("'\n"):
+                    byte_data = line[2:-2]
+                elif decoded.startswith('b"') and decoded.endswith('"\n'):
+                    byte_data = line[2:-2]
+                else:
+                    continue
+
+                if 0 < len(byte_data) <= max_len:
+                    valid_inputs.append(byte_data)
+            # For other lines, if length is within range and doesn't start with b' or b", also consider adding
+            elif 0 < len(line) <= max_len:
+                valid_inputs.append(line)
 
         if not valid_inputs:
             # Use transformed_target instead of target_name