I want to change uboot logo .

h@ubuntu:~/nvidia-uefi/edk2-nvidia/Platform/NVIDIA/Jetson [main] (main)$ python -m pip install --upgrade edk2-pytool-extensions
Defaulting to user installation because normal site-packages is not writeable
WARNING: pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available.
Requirement already satisfied: edk2-pytool-extensions in /home/h/.local/lib/python3.9/site-packages (0.24.1)
WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘SSLError(“Can’t connect to HTTPS URL because the SSL module is not available.”)’: /simple/edk2-pytool-extensions/
WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘SSLError(“Can’t connect to HTTPS URL because the SSL module is not available.”)’: /simple/edk2-pytool-extensions/
WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘SSLError(“Can’t connect to HTTPS URL because the SSL module is not available.”)’: /simple/edk2-pytool-extensions/
WARNING: Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘SSLError(“Can’t connect to HTTPS URL because the SSL module is not available.”)’: /simple/edk2-pytool-extensions/
WARNING: Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘SSLError(“Can’t connect to HTTPS URL because the SSL module is not available.”)’: /simple/edk2-pytool-extensions/
Could not fetch URL https://pypi.org/simple/edk2-pytool-extensions/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host=‘ pypi.org ’, port=443): Max retries exceeded with url: /simple/edk2-pytool-extensions/ (Caused by SSLError(“Can’t connect to HTTPS URL because the SSL module is not available.”)) - skipping
Requirement already satisfied: edk2-pytool-library>=0.16.1 in /home/h/.local/lib/python3.9/site-packages (from edk2-pytool-extensions) (0.18.2)
Requirement already satisfied: pyyaml>=6.0.0 in /home/h/.local/lib/python3.9/site-packages (from edk2-pytool-extensions) (6.0.1)
Requirement already satisfied: pefile>=2023.2.7 in /home/h/.local/lib/python3.9/site-packages (from edk2-pytool-extensions) (2023.2.7)
Requirement already satisfied: semantic-version>=2.10.0 in /home/h/.local/lib/python3.9/site-packages (from edk2-pytool-extensions) (2.10.0)
Requirement already satisfied: GitPython>=3.1.30 in /home/h/.local/lib/python3.9/site-packages (from edk2-pytool-extensions) (3.1.40)
Requirement already satisfied: openpyxl>=3.1.2 in /home/h/.local/lib/python3.9/site-packages (from edk2-pytool-extensions) (3.1.2)
Requirement already satisfied: XlsxWriter>=3.0.9 in /home/h/.local/lib/python3.9/site-packages (from edk2-pytool-extensions) (3.1.9)
Requirement already satisfied: pyasn1>=0.4.8 in /home/h/.local/lib/python3.9/site-packages (from edk2-pytool-library>=0.16.1->edk2-pytool-extensions) (0.5.1)
Requirement already satisfied: pyasn1-modules>=0.2.8 in /home/h/.local/lib/python3.9/site-packages (from edk2-pytool-library>=0.16.1->edk2-pytool-extensions) (0.3.0)
Requirement already satisfied: cryptography>=39.0.1 in /home/h/.local/lib/python3.9/site-packages (from edk2-pytool-library>=0.16.1->edk2-pytool-extensions) (41.0.7)
Requirement already satisfied: joblib>=1.3.2 in /home/h/.local/lib/python3.9/site-packages (from edk2-pytool-library>=0.16.1->edk2-pytool-extensions) (1.3.2)
Requirement already satisfied: gitdb<5,>=4.0.1 in /home/h/.local/lib/python3.9/site-packages (from GitPython>=3.1.30->edk2-pytool-extensions) (4.0.11)
Requirement already satisfied: et-xmlfile in /home/h/.local/lib/python3.9/site-packages (from openpyxl>=3.1.2->edk2-pytool-extensions) (1.1.0)
Requirement already satisfied: cffi>=1.12 in /home/h/.local/lib/python3.9/site-packages (from cryptography>=39.0.1->edk2-pytool-library>=0.16.1->edk2-pytool-extensions) (1.16.0)
Requirement already satisfied: smmap<6,>=3.0.1 in /home/h/.local/lib/python3.9/site-packages (from gitdb<5,>=4.0.1->GitPython>=3.1.30->edk2-pytool-extensions) (5.0.1)
Requirement already satisfied: pycparser in /home/h/.local/lib/python3.9/site-packages (from cffi>=1.12->cryptography>=39.0.1->edk2-pytool-library>=0.16.1->edk2-pytool-extensions) (2.21)
h@ubuntu:~/nvidia-uefi/edk2-nvidia/Platform/NVIDIA/Jetson [main] (main)$ ./build.sh
nvidia: building from workspace rooted at: /home/h/nvidia-uefi
nvidia: found command: python3.
nvidia: found command: virtualenv.
nvidia: found command: mono.
nvidia: found command: aarch64-linux-gnu-gcc.
nvidia: found Python 3.9 or later.
nvidia: Activating Python virtual environment.
nvidia: Updating build environment (edk2-nvidia/Platform/NVIDIA/Jetson/PlatformBuild.py).
SECTION - Init Self Describing Environment
SECTION - Loading Plugins
SECTION - Start Invocable Tool
SECTION - Initial update of environment
Updating. Done
SECTION - Updated/Verified 2 dependencies
SECTION - Second pass update of environment
Updating. Done
SECTION - Updated/Verified 2 dependencies
SECTION - Summary
PROGRESS - Success
nvidia: Building basetools.
Traceback (most recent call last):
File “edk2/BaseTools/Edk2ToolsBuild.py”, line 15, in
from edk2toolext import edk2_logging
ModuleNotFoundError: No module named ‘edk2toolext’

how to slove?

I have no idea what you are talking about.
What exact JetPack version are you referring to? We don’t have anything called 5.3.1.
Also, looks like you are working with UEFI, but you said U-Boot.

Anyway, looks like you are missing some Python packages needed for building.
Are you sure you are following the building guide correctly?

WARNING: Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘SSLError(“Can’t connect to HTTPS URL because the SSL module is not available.”)’: /simple/edk2-pytool-extensions/

I think you need: