Add 'yolov7/' from commit '2fdc7f14395f6532ad05fb3e6970150a6a83d290'

git-subtree-dir: yolov7
git-subtree-mainline: 19a8fee75d
git-subtree-split: 2fdc7f1439

yolov7/scripts/get_coco.sh

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+#!/bin/bash
+# COCO 2017 dataset http://cocodataset.org
+# Download command: bash ./scripts/get_coco.sh
+
+# Download/unzip labels
+d='./' # unzip directory
+url=https://github.com/ultralytics/yolov5/releases/download/v1.0/
+f='coco2017labels-segments.zip' # or 'coco2017labels.zip', 68 MB
+echo 'Downloading' $url$f ' ...'
+curl -L $url$f -o $f && unzip -q $f -d $d && rm $f & # download, unzip, remove in background
+
+# Download/unzip images
+d='./coco/images' # unzip directory
+url=http://images.cocodataset.org/zips/
+f1='train2017.zip' # 19G, 118k images
+f2='val2017.zip'   # 1G, 5k images
+f3='test2017.zip'  # 7G, 41k images (optional)
+for f in $f1 $f2 $f3; do
+  echo 'Downloading' $url$f '...'
+  curl -L $url$f -o $f && unzip -q $f -d $d && rm $f & # download, unzip, remove in background
+done
+wait # finish background tasks