/usr/share/pyshared/mayavi/mlab.py is in mayavi2 4.1.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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mlab: a simple scripting interface to Mayavi2 for 3D plotting.
Can be used inside Mayavi2 itself, in "ipython -wthread", or in any
application with the WxWidget mainloop running.
"""
# Author: Prabhu Ramachandran <prabhu_r@users.sf.net>
# Gael Varoquaux <gael dot varoquaux at normalesup dot org>
# Copyright (c) 2007-2010, Enthought, Inc.
# License: BSD Style.
# Try forcing the use of wx 2.8 before any other import.
import sys
if not 'wx' in sys.modules:
try:
from traits.etsconfig.api import ETSConfig
if ETSConfig.toolkit in ('wx', ''):
import wxversion
wxversion.ensureMinimal('2.8')
except ImportError:
""" wxversion not installed """
# Mayavi imports
from mayavi.tools.camera import view, roll, yaw, pitch, move
from mayavi.tools.figure import figure, clf, gcf, savefig, \
draw, sync_camera, close, screenshot
from mayavi.tools.engine_manager import get_engine, show_pipeline, \
options, set_engine
from mayavi.tools.show import show
from mayavi.tools.animator import animate
def show_engine():
""" This function is deprecated, please use show_pipeline.
"""
import warnings
warnings.warn('The show_engine function is deprecated, please use'
'show_pipeline', stacklevel=2)
return show_pipeline()
from tools.helper_functions import contour3d, test_contour3d, \
quiver3d, test_quiver3d, test_quiver3d_2d_data, \
points3d, test_points3d, test_molecule, \
flow, test_flow, \
imshow, test_imshow, \
surf, test_surf, mesh, test_mesh, test_simple_surf, \
test_mesh_sphere, test_fancy_mesh,\
contour_surf, test_contour_surf, \
plot3d, test_plot3d, \
test_plot3d_anim, test_points3d_anim, test_contour3d_anim,\
test_simple_surf_anim, test_flow_anim, test_mesh_sphere_anim, \
triangular_mesh, test_triangular_mesh, barchart, \
test_barchart
from tools.decorations import colorbar, scalarbar, vectorbar, \
outline, axes, xlabel, ylabel, zlabel, text, title, \
orientation_axes, text3d
import tools.pipeline as pipeline
from tools.tools import start_recording, stop_recording
if __name__ == "__main__":
import numpy
n_mer, n_long = 6, 11
pi = numpy.pi
dphi = pi/1000.0
phi = numpy.arange(0.0, 2*pi + 0.5*dphi, dphi, 'd')
mu = phi*n_mer
x = numpy.cos(mu)*(1+numpy.cos(n_long*mu/n_mer)*0.5)
y = numpy.sin(mu)*(1+numpy.cos(n_long*mu/n_mer)*0.5)
z = numpy.sin(n_long*mu/n_mer)*0.5
pl = plot3d(x, y, z, numpy.sin(mu), tube_radius=0.05, colormap='Spectral')
colorbar(orientation='vertical')
t = numpy.linspace(0, 4*numpy.pi, 100)
cos = numpy.cos
sin = numpy.sin
x = sin(2*t)
y = cos(t)
z = sin(2*t)
s = sin(t)
pts = points3d(x, y, z, s, colormap="YlGnBu", scale_factor=0.1,
extent=(-0.3,0.3, -0.3, 0.3, -0.2,0.2))
axes(xlabel='X', ylabel='Y', zlabel='Z')
outline(pl)
title('Mayavi rocks', height=0.85)
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