Update workflows (ultralytics#6427)

* Workflow updates

* quotes fix

* best to weights fix

Author: glenn-jocher

.github/workflows/ci-testing.yml

@@ -23,7 +23,7 @@ jobs:
         model: [ 'yolov5n' ]  # models to test
 
     # Timeout: https://stackoverflow.com/a/59076067/4521646
-    timeout-minutes: 50
+    timeout-minutes: 60
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}
@@ -60,35 +60,34 @@ jobs:
       # - name: W&B login
       #   run: wandb login 345011b3fb26dc8337fd9b20e53857c1d403f2aa
 
-      - name: Download data
-        run: |
-          # curl -L -o tmp.zip https://github.com/ultralytics/yolov5/releases/download/v1.0/coco128.zip
-          # unzip -q tmp.zip -d ../
-          # rm tmp.zip
+      # - name: Download data
+      #   run: |
+      #     curl -L -o tmp.zip https://github.com/ultralytics/yolov5/releases/download/v1.0/coco128.zip
+      #     unzip -q tmp.zip -d ../datasets
 
       - name: Tests workflow
         run: |
           # export PYTHONPATH="$PWD"  # to run '$ python *.py' files in subdirectories
-          di=cpu  # device
+          d=cpu  # device
+          weights=runs/train/exp/weights/best.pt
 
           # Train
-          python train.py --img 64 --batch 32 --weights ${{ matrix.model }}.pt --cfg ${{ matrix.model }}.yaml --epochs 1 --device $di
+          python train.py --img 64 --batch 32 --weights ${{ matrix.model }}.pt --cfg ${{ matrix.model }}.yaml --epochs 1 --device $d
           # Val
-          python val.py --img 64 --batch 32 --weights ${{ matrix.model }}.pt --device $di
-          python val.py --img 64 --batch 32 --weights runs/train/exp/weights/last.pt --device $di
+          python val.py --img 64 --batch 32 --weights ${{ matrix.model }}.pt --device $d
+          python val.py --img 64 --batch 32 --weights $weights --device $d
           # Detect
-          python detect.py --weights ${{ matrix.model }}.pt --device $di
-          python detect.py --weights runs/train/exp/weights/last.pt --device $di
+          python detect.py --weights ${{ matrix.model }}.pt --device $d
+          python detect.py --weights $weights --device $d
           python hubconf.py  # hub
           # Export
           python models/yolo.py --cfg ${{ matrix.model }}.yaml  # build PyTorch model
           python models/tf.py --weights ${{ matrix.model }}.pt  # build TensorFlow model
-          python export.py --img 64 --batch 1 --weights ${{ matrix.model }}.pt --include torchscript onnx  # export
+          python export.py --weights ${{ matrix.model }}.pt --img 64 --include torchscript onnx  # export
           # Python
           python - <<EOF
           import torch
-          # Known issue, urllib.error.HTTPError: HTTP Error 403: rate limit exceeded, will be resolved in torch==1.10.0
-          # model = torch.hub.load('ultralytics/yolov5', 'custom', path='runs/train/exp/weights/last.pt')
+          # model = torch.hub.load('ultralytics/yolov5', 'custom', path=$weights)
           EOF
 
         shell: bash

.github/workflows/greetings.yml

@@ -12,12 +12,12 @@ jobs:
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           pr-message: |
-            👋 Hello @${{ github.actor }}, thank you for submitting a 🚀 PR! To allow your work to be integrated as seamlessly as possible, we advise you to:
-            - ✅ Verify your PR is **up-to-date with upstream/master.** If your PR is behind upstream/master an automatic [GitHub actions](https://github.com/ultralytics/yolov5/blob/master/.github/workflows/rebase.yml) rebase may be attempted by including the /rebase command in a comment body, or by running the following code, replacing 'feature' with the name of your local branch:
+            👋 Hello @${{ github.actor }}, thank you for submitting a YOLOv5 🚀 PR! To allow your work to be integrated as seamlessly as possible, we advise you to:
+            - ✅ Verify your PR is **up-to-date with upstream/master.** If your PR is behind upstream/master an automatic [GitHub Actions](https://github.com/ultralytics/yolov5/blob/master/.github/workflows/rebase.yml) merge may be attempted by writing /rebase in a new comment, or by running the following code, replacing 'feature' with the name of your local branch:
             ```bash
             git remote add upstream https://github.com/ultralytics/yolov5.git
             git fetch upstream
-            git checkout feature  # <----- replace 'feature' with local branch name
+            # git checkout feature  # <--- replace 'feature' with local branch name
             git merge upstream/master
             git push -u origin -f
             ```
@@ -35,7 +35,7 @@ jobs:
 
             ## Requirements
 
-            [**Python>=3.6.0**](https://www.python.org/) with all [requirements.txt](https://github.com/ultralytics/yolov5/blob/master/requirements.txt) installed including [**PyTorch>=1.7**](https://pytorch.org/get-started/locally/). To get started:
+            [**Python>=3.7.0**](https://www.python.org/) with all [requirements.txt](https://github.com/ultralytics/yolov5/blob/master/requirements.txt) installed including [**PyTorch>=1.7**](https://pytorch.org/get-started/locally/). To get started:
             ```bash
             git clone https://github.com/ultralytics/yolov5  # clone
             cd yolov5

.github/workflows/stale.yml

@@ -3,7 +3,7 @@
 name: Close stale issues
 on:
   schedule:
-    - cron: "0 0 * * *"
+    - cron: '0 0 * * *'  # Runs at 00:00 UTC every day
 
 jobs:
   stale:

README.md

@@ -63,7 +63,7 @@ See the [YOLOv5 Docs](https://docs.ultralytics.com) for full documentation on tr
 <summary>Install</summary>
 
 Clone repo and install [requirements.txt](https://github.com/ultralytics/yolov5/blob/master/requirements.txt) in a
-[**Python>=3.6.0**](https://www.python.org/) environment, including
+[**Python>=3.7.0**](https://www.python.org/) environment, including
 [**PyTorch>=1.7**](https://pytorch.org/get-started/locally/).
 
 ```bash