Input: 

W

Expected output(first and last 3 vertices): 

[[ 896.994     48.7601    82.2656 ]
 [ 906.593     48.7601    80.7452 ]
 [ 907.539     55.4902    83.6581 ]
 ..., 
 [ 806.665    627.363      5.11482]
 [ 806.665    654.432      7.51998]
 [ 806.665    681.537      9.48744]]
--------------------------------
Input: 

S 2 1 3
W

Expected output(first and last 3 vertices): 

[[ 1793.99      48.7601   246.797 ]
 [ 1813.19      48.7601   242.236 ]
 [ 1815.08      55.4902   250.974 ]
 ..., 
 [ 1613.33     627.363     15.3445]
 [ 1613.33     654.432     22.5599]
 [ 1613.33     681.537     28.4623]]
--------------------------------
Input: 

T 20 30 40
W

Expected output(first and last 3 vertices): 

[[ 916.994    78.7601  122.266 ]
 [ 926.593    78.7601  120.745 ]
 [ 927.539    85.4902  123.658 ]
 ..., 
 [ 826.665   657.363    45.1148]
 [ 826.665   684.432    47.52  ]
 [ 826.665   711.537    49.4874]]
--------------------------------
Input: 

R 0 0 1 180
W

Expected output(first and last 3 vertices): 

[[-896.994    -48.7602    82.2656 ]
 [-906.593    -48.7602    80.7452 ]
 [-907.539    -55.4903    83.6581 ]
 ..., 
 [-806.665   -627.363      5.11482]
 [-806.665   -654.432      7.51998]
 [-806.665   -681.537      9.48744]]
--------------------------------
Input: 

R 3 4 5 360
W

Expected output(first and last 3 vertices): 

[[ 896.994     48.7602    82.2655 ]
 [ 906.593     48.7602    80.7451 ]
 [ 907.539     55.4903    83.658  ]
 ..., 
 [ 806.665    627.363      5.11476]
 [ 806.665    654.432      7.51992]
 [ 806.665    681.537      9.48738]]
--------------------------------
Input: 

S 4 3 2
T 8 7 5
W

Expected output(first and last 3 vertices): 

[[ 3595.98     153.28     169.531 ]
 [ 3634.37     153.28     166.49  ]
 [ 3638.16     173.471    172.316 ]
 ..., 
 [ 3234.66    1889.09      15.2296]
 [ 3234.66    1970.3       20.04  ]
 [ 3234.66    2051.61      23.9749]]
--------------------------------
Input: 

T 8 7 5
S 4 3 2
W

Expected output(first and last 3 vertices): 

[[ 3619.98     167.28     174.531 ]
 [ 3658.37     167.28     171.49  ]
 [ 3662.16     187.471    177.316 ]
 ..., 
 [ 3258.66    1903.09      20.2296]
 [ 3258.66    1984.3       25.04  ]
 [ 3258.66    2065.61      28.9749]]
--------------------------------
Input: 

R 1 3 4 80
W

Expected output(first and last 3 vertices): 

[[  2.09374000e+02   8.16398000e+02  -3.21558000e+02]
 [  2.10272000e+02   8.24443000e+02  -3.26937000e+02]
 [  2.07967000e+02   8.28906000e+02  -3.21511000e+02]
 ..., 
 [ -2.55521000e+02   9.89458000e+02  -9.09767000e-01]
 [ -2.72153000e+02   1.00235000e+03   1.62829000e+01]
 [ -2.89119000e+02   1.01518000e+03   3.31977000e+01]]
--------------------------------
Input: 

S 7 2 1
T 30 2 1
R 4 5 6 63
W

Expected output(first and last 3 vertices): 

[[ 3589.93  4785.11 -2008.71]
 [ 3627.02  4835.87 -2032.46]
 [ 3626.46  4848.78 -2024.3 ]
 ..., 
 [ 2637.93  5055.65 -1133.83]
 [ 2614.26  5089.35 -1098.62]
 [ 2590.25  5123.2  -1063.68]]
--------------------------------