in common/generators.py [0:0]
def __init__(self, cameras, poses_3d, poses_2d, pad=0, causal_shift=0,
augment=False, kps_left=None, kps_right=None, joints_left=None, joints_right=None):
assert poses_3d is None or len(poses_3d) == len(poses_2d)
assert cameras is None or len(cameras) == len(poses_2d)
self.augment = augment
self.kps_left = kps_left
self.kps_right = kps_right
self.joints_left = joints_left
self.joints_right = joints_right
self.pad = pad
self.causal_shift = causal_shift
self.cameras = [] if cameras is None else cameras
self.poses_3d = [] if poses_3d is None else poses_3d
self.poses_2d = poses_2d