def test_encode_and_decode():
xyz = np.arange(100).astype('f4')
shape = xyz.shape
b64_str = nv.encode_numpy(xyz)
new_xyz = nv.decode_base64(b64_str, dtype='f4', shape=shape)
aa_eq(xyz, new_xyz)
def test_speed():
import pytraj as pt
from pytraj.testing import get_fn, Timer
traj = pt.datafiles.load_tz2_ortho()
fname_tuple = ([traj.filename, traj.top.filename, 100],
[nv.datafiles.TRR, nv.datafiles.PDB, 10])
for (fn, tn, n_files) in fname_tuple:
traj = pt.load([fn,]*n_files, tn)
print('trajectory', traj)
view = nv.show_pytraj(traj)
xyz = traj.xyz
xyz_bytes = traj.xyz.tobytes()
xyz_base64 = nv.encode_numpy(xyz)
with Timer() as t:
view.caching()
print('caching', t.time_gap())
with Timer() as t:
view.send(xyz_bytes)
print('send bytes', t.time_gap())
with Timer() as t:
view.send(xyz_base64)
print('send base64', t.time_gap())
with Timer() as t:
nv.encode_numpy(xyz)
print('encode_numpy', t.time_gap())
with Timer() as t:
xyz.tobytes()
print('tobytes', t.time_gap())