Visual C++ 2015 Build Tools requied for librosa

pypi

The simplest way to install librosa is through the Python Package Index (PyPI). This will ensure that all required dependencies are fulfilled. This can be achieved by executing the following command:

pip install librosa

or:

sudo pip install librosa

to install system-wide, or:

pip install -u librosa

to install just for your own user.

conda

If you use conda/Anaconda environments, librosa can be installed from the conda-forge channel:

conda install -c conda-forge librosa 

This command was extremely helpful for resolve issue regarding librosa 

asking about "Visual C++ 2015 Build Tools".

Source

If you’ve downloaded the archive manually from the releases page, you can install using the setuptools script:

tar xzf librosa-VERSION.tar.gz
cd librosa-VERSION/
python setup.py install

Alternately, the latest development version can be installed via pip:

pip install git+https://github.com/librosa/librosa

ffmpeg

To fuel audioread with more audio-decoding power, you can install ffmpeg which ships with many audio decoders. Note that conda users on Linux and OSX will have this installed by default; Windows users must install ffmpeg separately.
OSX users can use homebrew to install ffmpeg by calling brew install ffmpeg or get a binary version from their website https://www.ffmpeg.org.

originally post on librosa.github.io