Problems with llvmlite installation

• Problem When
  installing numba, the installation of llvmlite fails.
  
• Solution
  First install the problematic package
  
• Solve the problem of hash code mismatch
  Although the installation of llvmlite0.32.1 version fails, it will affect the current installed version.
  
• Reinstallation
  After installing numba again, there was no llvmlite failure.
  
• Reference materials
  Numba Ubuntu package installation guide (including llvm, llvmlite, the easiest)
  building wheel for llvmlite(setup.py) …error (librosa package installation problem)
  Installation llvmlite error resolution: RuntimeError: llvm-config failed executing, please point LLVM_CONFIG to the path for