FAQ on Hi3861

• What should I do when the message is displayed during Python 3 installation?
• What should I do when the message is displayed during Python 3 installation?
• What should I do when the message is displayed during Python 3 installation?
• What should I do when the message is displayed during Python 3 installation?
• What should I do when the message is displayed during compilation and building?
• What should I do when the message is displayed during compilation and building?
• What should I do when the message is displayed during compilation and building?
• What should I do when the message is displayed during compilation and building?
• What should I do when the message indicating Python cannot be found is displayed during compilation and building?
• What should I do when an error with occurs during installation?

What should I do when the message configure: error: no acceptable C compiler found in $PATH is displayed during Python 3 installation?

• Symptom

  The following error occurs during Python 3 installation:

  configure: error: no acceptable C compiler found in $PATH. See 'config.log' for more details

• Possible Causes

  GCC is not installed.

• Solutions

  1. Run the apt-get install gcc command to install GCC online.

  2. After the installation, reinstall Python 3.

What should I do when the message -bash: make: command not found is displayed during Python 3 installation?

• Symptom

  The following error occurs during Python 3 installation:

  -bash: make: command not found

• Possible Causes

  Make is not installed.

• Solutions

  1. Run the apt-get install make command to install Make online.

  2. After the installation, reinstall Python 3.

What should I do when the message zlib not available is displayed during Python 3 installation?

• Symptom

  The following error occurs during Python 3 installation:

  zipimport.ZipImportError: can't decompress data; zlib not avaliable

• Possible Causes

  zlib is not installed.

• Solutions

  Solution 1: Run the apt-get install zlib command to install zlib online.

  Solution 2: If the software source does not contain zlib, download the source code from http://www.zlib.net/.

  

  Then run the following commands to install zlib offline:

  # tar xvf zlib-1.2.11.tar.gz
  # cd zlib-1.2.11
  # ./configure
  # make && make install

  After the installation, reinstall Python 3.

What should I do when the message No module named '_ctypes' is displayed during Python 3 installation?

• Symptom

  The following error occurs during Python 3 installation:

  ModuleNotFoundError: No module named '_ctypes'

• Possible Causes

  libffi and libffi-devel are not installed.

• Solutions

  1. Run the apt-get install libffi* -y command to install libffi and libffi-devel online.

  2. After the installation, reinstall Python 3.

What should I do when the message No module named 'Crypto' is displayed during compilation and building?

• Symptom

  The following error occurs during compilation and building:

  ModuleNotFoundError: No module named 'Crypto'

• Possible Causes

  Crypto is not installed.

• Solutions

  Solution 1: Run the pip3 install Crypto command to install Crypto online.

  Solution 2: Install Crypto offline.

  • Download the source code from https://pypi.org/project/pycrypto/#files.

  

  • Save the source code package to the Linux server, decompress the package, and run the python3 setup.py install command to install Crypto.
  • Rebuild an environment.

What should I do when the message No module named 'ecdsa' is displayed during compilation and building?

• Symptom

  The following error occurs during compilation and building:

  ModuleNotFoundError: No module named 'ecdsa'

• Possible Causes

  ecdsa is not installed.

• Solutions

  Solution 1: Run the pip3 install ecdsa command to install ecdsa online.

  Solution 2: Install ecdsa offline.

  • Download the installation package from https://pypi.org/project/ecdsa/#files.

  

  • Save the installation package to the Linux server and run the pip3 install ecdsa-0.15-py2.py3-none-any.whl command to install ecdsa.
  • Rebuild an environment.

What should I do when the message Could not find a version that satisfies the requirement six>=1.9.0 is displayed during compilation and building?

• Symptom

  The following error occurs during compilation and building:

  Could not find a version that satisfies the requirement six>=1.9.0

• Possible Causes

  six is not installed.

• Solutions

  Solution 1: Run the pip3 install six command to install six online.

  Solution 2: Install six offline.

  • Download the installation package from https://pypi.org/project/six/#files.

  

  • Save the source code to the Linux server and run the pip3 install six-1.14.0-py2.py3-none-any.whl command to install six.
  • Rebuild an environment.

What should I do when the message cannot find -lgcc is displayed during compilation and building?

• Symptom

  The following error occurs during compilation and building:

  riscv32-unknown-elf-ld: cannot find -lgcc

• Possible Causes

  The PATH is incorrectly written by gcc_riscv32. There is an extra slash (/).

  ~/gcc_riscv32/bin/:/data/toolchain/

• Solutions

  Modify the PATH by deleting the slash (/).

  ~/gcc_riscv32/bin:/data/toolchain/

What should I do when the message indicating Python cannot be found is displayed during compilation and building?

• Symptom

  The following error occurs during compilation and building:

  -bash: /usr/bin/python: No such file or directory

• Possible Cause 1: Python is not installed.

• Solutions

  Install Python by referring to Installing a Python Environment.

• Possible Cause 2: The soft link that points to the Python does not exist in the usr/bin directory.

  

• Solutions

  Run the following commands to add a soft link:

  # cd /usr/bin/
  # which python3
  # ln -s /usr/local/bin/python3 python
  # python --version

  Example:

  

What should I do when an error with lsb_release occurs during kconfiglib installation?

• Symptom

  The following error occurs during kconfiglib installation:

  subprocess.CalledProcessError: Command '('lsb_release', '-a')' returned non-zero exit status 1.

• Possible Causes

  The Python version matched with the lsb_release module is different from the current Python version.

• Solutions

  Run the find / -name lsb_release command, for example, sudo rm -rf /usr/bin/lsb_release to locate and delete lsb_release.