Internal change

PiperOrigin-RevId: 274241934

official/requirements.txt

@@ -10,3 +10,9 @@ py-cpuinfo>=3.3.0
 scipy>=0.19.1
 typing
 tensorflow-hub
+Cython
+matplotlib
+opencv-python-headless
+pyyaml
+Pillow
+-e git+https://github.com/cocodataset/cocoapi#egg=pycocotools&subdirectory=PythonAPI

official/vision/detection/evaluation/coco_utils.py

@@ -254,7 +254,7 @@ def convert_groundtruths_to_coco_dataset(groundtruths, label_map=None):
 
 
 class COCOGroundtruthGenerator(object):
-  """Generates the groundtruth annotations from a single example sequentially."""
+  """Generates the groundtruth annotations from a single example."""
 
   def __init__(self, file_pattern, num_examples, include_mask):
     self._file_pattern = file_pattern