COM-4884-Improve md5 checksum parser when not writing raw image file …

…to disk (#160)

* Improve md5 checksum parser when not writing raw image file to disk

* change code

* add
# pylint: disable=no-else-continue

* add
# pylint: disable=no-else-continue to block

* add
# pylint: disable=no-else-continue different blocks

fluster/decoders/gstreamer.py

@@ -120,14 +120,23 @@ def parse_videocodectestsink_md5sum(self, data: List[str], verbose: bool) -> str
                 "conformance/checksum, checksum-type=(string)MD5, checksum=(string)"
             )
             sum_start = line.find(pattern)
-            if sum_start > 0:
+            # pylint: disable=no-else-continue
+            if sum_start <= 0:
+                # Skip to the next iteration if sum_start is less than or equal to 0
+                continue
+            else:
                 sum_start += len(pattern)
                 sum_end = line[sum_start:].find(";")
-                if sum_end > 0:
+                # pylint: disable=no-else-continue
+                if sum_end <= 0:
+                    # Skip to the next iteration if sum_end is less than or equal to 0
+                    continue
+                else:
                     sum_end += sum_start
                     md5sum = line[sum_start:sum_end]
                     if not verbose:
                         return md5sum
+
         if not md5sum:
             raise Exception("No MD5 found in the program trace.")