import numpy as np

CLASSES_LABELS = ['Non-Flyer', 'Weak Flyer', 'Intermediate Flyer', 'Strong Flyer']

alphabet = ['0', 'A', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'K', 'L', 'M', 'N', 'P', 'Q', 'R', 'S', 'T', 'V', 'W', 'Y']

aa_to_int_dict = dict((aa, i) for i, aa in enumerate(alphabet))

int_to_aa_dict = dict((i, aa) for i, aa in enumerate(alphabet))

padding_char = np.zeros(len(alphabet))
padding_char[0] = 1