FASP: A FASTA Processor
pip3 install git+https://github.com/tamasakian/fasp.git
If you want to install in editable mode;
pip3 install -e git+https://github.com/tamasakian/fasp.git#egg=fasp
python3 -m fasp <function> <args>
For example, you want to extract upstream region;
python3 -m fasp slice_sequence_by_upstream_region \
input_filename \
output_filename \
output_id \
output_description \
strand \
start \
end \
bp