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python Programming Glossary: p3'RuntimeError: maximum recursion depth exceeded in cmp' when working with lists http://stackoverflow.com/questions/14246081/runtimeerror-maximum-recursion-depth-exceeded-in-cmp-when-working-with-lists while True p2 find p1 points 0.01 if p2 points.remove p2 p3 p2 'next' points.remove p3 if p3 in roadTails roadType roadTails.. 0.01 if p2 points.remove p2 p3 p2 'next' points.remove p3 if p3 in roadTails roadType roadTails roadType .remove p3.. p2 points.remove p2 p3 p2 'next' points.remove p3 if p3 in roadTails roadType roadTails roadType .remove p3 break..
Fitting a 3D array of data to a 1D function with numpy or scipy http://stackoverflow.com/questions/15094619/fitting-a-3d-array-of-data-to-a-1d-function-with-numpy-or-scipy scipy import optimize import numpy as np def f x p1 p2 p3 p4 return p1 p2 np.sin 2 np.pi p3 x p4 #fit function def fit.. as np def f x p1 p2 p3 p4 return p1 p2 np.sin 2 np.pi p3 x p4 #fit function def fit data guess n data.shape 0 leng np.arange.. scipy import optimize import numpy as np def f x p1 p2 p3 p4 return p1 p2 np.sin 2 np.pi p3 x p4 sx 50 # size x sy 200..
__del__ method being called in python when it is not expected http://stackoverflow.com/questions/1935153/del-method-being-called-in-python-when-it-is-not-expected d left' Person4.population p1 Person4 one p2 Person4 two p3 Person4 three del p2 del p3 sleep 5 output the sleep is there.. p1 Person4 one p2 Person4 two p3 Person4 three del p2 del p3 sleep 5 output the sleep is there to help see what's happening..
How can I use a DLL from Python http://stackoverflow.com/questions/252417/how-can-i-use-a-dll-from-python ctypes.c_void_p hllApiParams 1 p1 0 1 p2 0 1 p3 0 1 p4 0 # Actually map the call HLLAPI ... to a Python name... with them. p1 ctypes.c_int 1 p2 ctypes.c_char_p sessionVar p3 ctypes.c_int 1 p4 ctypes.c_int 0 hllApi ctypes.byref p1 p2 ctypes.byref.. 1 p4 ctypes.c_int 0 hllApi ctypes.byref p1 p2 ctypes.byref p3 ctypes.byref p4 The ctypes stuff has all the C type data types..
http://stackoverflow.com/questions/3252194/numpy-and-line-intersections return num denom db b1 p1 array 0.0 0.0 p2 array 1.0 0.0 p3 array 4.0 5.0 p4 array 4.0 2.0 print seg_intersect p1 p2 p3.. array 4.0 5.0 p4 array 4.0 2.0 print seg_intersect p1 p2 p3 p4 p1 array 2.0 2.0 p2 array 4.0 3.0 p3 array 6.0 0.0 p4 array.. p1 p2 p3 p4 p1 array 2.0 2.0 p2 array 4.0 3.0 p3 array 6.0 0.0 p4 array 6.0 3.0 print seg_intersect p1 p2 p3..
Weighted random selection with and without replacement http://stackoverflow.com/questions/352670/weighted-random-selection-with-and-without-replacement see that 'a' fills the first partition. p1 a null 1.0 p2 p3 p4 p5 p6 p7 p8 with a 0.075 b 0.2 c 0.2 d 0.2 e 0.2 If the partition.. iteration of 3 and 4 we see p1 a null 1.0 p2 a b 0.6 p3 p4 p5 p6 p7 p8 with a 0 b 0.15 c 0.2 d 0.2 e 0.2 left to be..
link several Popen commands with pipes http://stackoverflow.com/questions/7389662/link-several-popen-commands-with-pipes You can keep chaining this way if you have more commands p3 subprocess.Popen 'prog' stdin p2.stdout ... See the subprocess..
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