---
description: 'Check functions for YOLO utils: image size, version, font, requirements, filename suffix, YAML file, YOLO, and Git version.'
keywords: YOLO, Ultralytics, Utils, Checks, image sizing, version updates, font compatibility, Python requirements, file suffixes, YAML syntax, image showing, AMP
---

# is_ascii
---
:::ultralytics.yolo.utils.checks.is_ascii
<br><br>

# check_imgsz
---
:::ultralytics.yolo.utils.checks.check_imgsz
<br><br>

# check_version
---
:::ultralytics.yolo.utils.checks.check_version
<br><br>

# check_latest_pypi_version
---
:::ultralytics.yolo.utils.checks.check_latest_pypi_version
<br><br>

# check_pip_update_available
---
:::ultralytics.yolo.utils.checks.check_pip_update_available
<br><br>

# check_font
---
:::ultralytics.yolo.utils.checks.check_font
<br><br>

# check_python
---
:::ultralytics.yolo.utils.checks.check_python
<br><br>

# check_requirements
---
:::ultralytics.yolo.utils.checks.check_requirements
<br><br>

# check_suffix
---
:::ultralytics.yolo.utils.checks.check_suffix
<br><br>

# check_yolov5u_filename
---
:::ultralytics.yolo.utils.checks.check_yolov5u_filename
<br><br>

# check_file
---
:::ultralytics.yolo.utils.checks.check_file
<br><br>

# check_yaml
---
:::ultralytics.yolo.utils.checks.check_yaml
<br><br>

# check_imshow
---
:::ultralytics.yolo.utils.checks.check_imshow
<br><br>

# check_yolo
---
:::ultralytics.yolo.utils.checks.check_yolo
<br><br>

# check_amp
---
:::ultralytics.yolo.utils.checks.check_amp
<br><br>

# git_describe
---
:::ultralytics.yolo.utils.checks.git_describe
<br><br>

# print_args
---
:::ultralytics.yolo.utils.checks.print_args
<br><br>