* Precision-Recall Curve feature update

* sentinel value update

Co-authored-by: swsong <swsong@stratosphere.mobi>

* fix/hyper

* Hyp giou check to train.py

* restore general.py

* train.py overwrite fix

* restore general.py and pep8 update

Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>

* comment

* fix parsing

* fix evolve

* folder

* tqdm

* Update train.py

* Update train.py

* reinstate anchors into meta dict

anchor evolution is working correctly now

* reinstate logger

prefer the single line readout for concise logging, which helps simplify notebook and tutorials etc.

Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>

* initial commit

* Update general.py

Indent update

* Update general.py

refactor duplicate code

* 200 dpi

* Fix increment_dir to use run_xxx for logdir 

Rerunning train.py with logdir in the form of `run_xxx` causes index slicing in
```
n = max([int(x[len(dir):x.find('_') if '_' in Path(x).name else None]) for x in d]) + 1  # increment
```
to underflow.

* Replace find with rfind

fix a bug in load_mosaic

* add the configuration to deploy yolov5 in a docker container in app engine on google cloud

* remove the duplicated requirements, place the google app engine files in utils

* remove the unused requirements

Co-authored-by: guilhembau <guilhem@6dbytes.com>

* the value should be a list to unpacking

* filter the None labels

* update readme to remove apex dependency

* add support for DWConv fuse operation

* Add InfiniteDataLoader

Only initializes at first epoch. Saves time.

* Moved class to a better location

Don't load the entire torchvision library just for nms when the function is already in the torch library.

eps reduced to 1e-9 for additional precaution.

* single command --resume

* else check files, remove TODO

* argparse.Namespace()

* tensorboard lr

* bug fix in get_latest_run()

To download weights from v3.0 instead of v2.0

* initial commit

* remove yolov3-spp from test.py study

* update study --img range

* update mAP

* cleanup and speed updates

* update README plot

* Add list paths on check_dataset

* missing raise statement

* Update general.py

Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>