Install missing stubs for mypy (#4014)

.circleci/config.yml

@@ -205,6 +205,7 @@ jobs:
             sudo apt-get update -y
             sudo apt install -y libturbojpeg-dev
             pip install --user --progress-bar off mypy
+            pip install --user --progress-bar off types-requests
             pip install --user --progress-bar off --pre torch -f https://download.pytorch.org/whl/nightly/cpu/torch_nightly.html
             pip install --user --progress-bar off --editable .
             mypy --config-file mypy.ini

.circleci/config.yml.in

@@ -205,6 +205,7 @@ jobs:
             sudo apt-get update -y
             sudo apt install -y libturbojpeg-dev
             pip install --user --progress-bar off mypy
+            pip install --user --progress-bar off types-requests
             pip install --user --progress-bar off --pre torch -f https://download.pytorch.org/whl/nightly/cpu/torch_nightly.html
             pip install --user --progress-bar off --editable .
             mypy --config-file mypy.ini

torchvision/datasets/utils.py

@@ -201,7 +201,7 @@ def download_file_from_google_drive(file_id: str, root: str, filename: Optional[
         md5 (str, optional): MD5 checksum of the download. If None, do not check
     """
     # Based on https://stackoverflow.com/questions/38511444/python-download-files-from-google-drive-using-url
-    import requests  # type: ignore
+    import requests
     url = "https://docs.google.com/uc?export=download"
 
     root = os.path.expanduser(root)