# Installation



## Pip
Pycallingcards can be installed via pip.

```
pip install pycallingcards
```

or

```
pip install "git+https://github.com/The-Mitra-Lab/pycallingcards.git" --upgrade
```

## Prerequisites

In order to complete the annotation, [bedtools](https://bedtools.readthedocs.io/en/latest/) (includes [pybedtools](https://daler.github.io/pybedtools/)) also needs to be installed.

For the motif calling part, [HOMER](http://homer.ucsd.edu/homer/motif/) is utilized. Please install them before using this function.

If you are using conda environment, you can install bedtools and HOMER by
```
conda install bedtools
conda install homer
```