From c1178fad8fce4b19e8a640ddb76650af27b0bef1 Mon Sep 17 00:00:00 2001
From: MengzhangLI <mcmong@pku.edu.cn>
Date: Tue, 13 Sep 2022 14:55:59 +0800
Subject: [PATCH] [Doc] Fix typo in docstring (#527)

---
 mmengine/structures/instance_data.py | 2 +-
 mmengine/structures/label_data.py    | 2 +-
 mmengine/structures/pixel_data.py    | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/mmengine/structures/instance_data.py b/mmengine/structures/instance_data.py
index 5aecf608..2dc99ea8 100644
--- a/mmengine/structures/instance_data.py
+++ b/mmengine/structures/instance_data.py
@@ -16,7 +16,7 @@ IndexType = Union[str, slice, int, list, torch.LongTensor,
 # Modified from
 # https://github.com/open-mmlab/mmdetection/blob/master/mmdet/core/data_structures/instance_data.py # noqa
 class InstanceData(BaseDataElement):
-    """Data structure for instance-level annnotations or predictions.
+    """Data structure for instance-level annotations or predictions.
 
     Subclass of :class:`BaseDataElement`. All value in `data_fields`
     should have the same length. This design refer to
diff --git a/mmengine/structures/label_data.py b/mmengine/structures/label_data.py
index fa468598..d82c2d13 100644
--- a/mmengine/structures/label_data.py
+++ b/mmengine/structures/label_data.py
@@ -6,7 +6,7 @@ from .base_data_element import BaseDataElement
 
 
 class LabelData(BaseDataElement):
-    """Data structure for label-level annnotations or predictions."""
+    """Data structure for label-level annotations or predictions."""
 
     @staticmethod
     def onehot_to_label(onehot: torch.Tensor) -> torch.Tensor:
diff --git a/mmengine/structures/pixel_data.py b/mmengine/structures/pixel_data.py
index e52459e5..97c08a17 100644
--- a/mmengine/structures/pixel_data.py
+++ b/mmengine/structures/pixel_data.py
@@ -9,7 +9,7 @@ from .base_data_element import BaseDataElement
 
 
 class PixelData(BaseDataElement):
-    """Data structure for pixel-level annnotations or predictions.
+    """Data structure for pixel-level annotations or predictions.
 
     All data items in ``data_fields`` of ``PixelData`` meet the following
     requirements:
-- 
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