fix runtime error in coco evaluator

.idea/workspace.xml

@@ -6,8 +6,6 @@
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     <list default="true" id="d7806539-b6d6-42e7-bb45-1565f5d54891" name="Changes" comment="fix runtime error in coco evaluator">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/demo.py" beforeDir="false" afterPath="$PROJECT_DIR$/demo.py" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/evaluator.py" beforeDir="false" afterPath="$PROJECT_DIR$/evaluator.py" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/yolo_dataset.py" beforeDir="false" afterPath="$PROJECT_DIR$/yolo_dataset.py" afterDir="false" />
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     <option name="SHOW_DIALOG" value="false" />
@@ -239,7 +237,8 @@
       <workItem from="1706176033980" duration="1344000" />
       <workItem from="1706274709532" duration="27000" />
       <workItem from="1706445222599" duration="1814000" />
-      <workItem from="1706449264770" duration="4885000" />
+      <workItem from="1706449264770" duration="4974000" />
+      <workItem from="1706517295469" duration="574000" />
     </task>
     <task id="LOCAL-00001" summary="init commit">
       <option name="closed" value="true" />
@@ -457,7 +456,15 @@
       <option name="project" value="LOCAL" />
       <updated>1706446725139</updated>
     </task>
-    <option name="localTasksCounter" value="28" />
+    <task id="LOCAL-00028" summary="fix runtime error in coco evaluator">
+      <option name="closed" value="true" />
+      <created>1706454211376</created>
+      <option name="number" value="00028" />
+      <option name="presentableId" value="LOCAL-00028" />
+      <option name="project" value="LOCAL" />
+      <updated>1706454211376</updated>
+    </task>
+    <option name="localTasksCounter" value="29" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
@@ -519,7 +526,7 @@
     <SUITE FILE_PATH="coverage/detector$yolo_dataset.coverage" NAME="yolo_dataset Coverage Results" MODIFIED="1705852113469" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
     <SUITE FILE_PATH="coverage/detector$evaluator.coverage" NAME="evaluator Coverage Results" MODIFIED="1706107083258" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
     <SUITE FILE_PATH="coverage/detector$demo.coverage" NAME="demo Coverage Results" MODIFIED="1706108414052" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
-    <SUITE FILE_PATH="coverage/detector$streamlit.coverage" NAME="streamlit Coverage Results" MODIFIED="1706453912106" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="" />
+    <SUITE FILE_PATH="coverage/detector$streamlit.coverage" NAME="streamlit Coverage Results" MODIFIED="1706517471264" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="" />
     <SUITE FILE_PATH="coverage/detector$extract.coverage" NAME="yolo_dataset Coverage Results" MODIFIED="1705764465837" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
   </component>
 </project>

yolo_dataset.py

@@ -127,6 +127,7 @@ class YoloDataset:
     @staticmethod
     def from_zip_file(zip_file: ZipFile) -> 'YoloDataset':
         namelist = zip_file.namelist()
+        namelist = list(filter(lambda x: not x.startswith('.DS_Store'), namelist))
         root_name = namelist[0]
         if not zip_file.getinfo(root_name).is_dir():
             root_name = root_name.split('/')[0] + '/'