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python Programming Glossary: self.xAccessing class variables from a list comprehension in the class definition http://stackoverflow.com/questions/13905741/accessing-class-variables-from-a-list-comprehension-in-the-class-definition an instance variable instead def __init__ self self.y self.x for i in range 1 and avoid all the head scratching and questions..
Is there a matplotlib equivalent of MATLAB's datacursormode? http://stackoverflow.com/questions/4652439/is-there-a-matplotlib-equivalent-of-matlabs-datacursormode ax self.annotation ax.annotate self.text_template xy self.x self.y xytext self.xoffset self.yoffset textcoords 'offset.. ax.annotate self.text_template xy self.x self.y xytext self.xoffset self.yoffset textcoords 'offset points' ha 'right' va.. self.event event # xdata ydata event.artist.get_data # self.x self.y xdata event.ind ydata event.ind self.x self.y event.mouseevent.xdata..
Python - why use “self” in a class? http://stackoverflow.com/questions/475871/python-why-use-self-in-a-class 2 classes differ class A x 3 class B def __init__ self self.x 3 Is there any significant difference python oop share improve.. improve this question A.x is a class variable . B 's self.x is an instance variable . i.e. A 's x is shared between instances... like a list # usr bin env python class A x def add self self.x.append 1 class B def __init__ self self.x def add self self.x.append..
Try/catch or validation for speed? http://stackoverflow.com/questions/5589532/try-catch-or-validation-for-speed of my Vector class class Vector def __init__ self x y z self.x x self.y y self.z z def __add__ self other try return Vector.. self.y y self.z z def __add__ self other try return Vector self.x other.x self.y other.y self.z other.z except AttributeError.. other.y self.z other.z except AttributeError return Vector self.x other self.y other self.z other I'm currently using the try...except..
http://stackoverflow.com/questions/6019627/python-self-keyword this question There is no less verbose way. Always use self.x to access the instance attribute x . Note that unlike this in..
Python __init__ and self what do they do? http://stackoverflow.com/questions/625083/python-init-and-self-what-do-they-do question In this code class A object def __init__ self self.x 'Hello' def method_a self foo print self.x ' ' foo ... the self.. __init__ self self.x 'Hello' def method_a self foo print self.x ' ' foo ... the self variable represents the instance of the..
Real world example about how to use property feature in python? http://stackoverflow.com/questions/6304040/real-world-example-about-how-to-use-property-feature-in-python Why not just implement as class C object def __init__ self self.x None I think the property feature might be useful in some situations...
Why do you need explicitly have the “self” argument into a Python method? http://stackoverflow.com/questions/68282/why-do-you-need-explicitly-have-the-self-argument-into-a-python-method like this class MyClass object def __init__ self x y self.x x self.y y But in some other languages such as C# you have a..
Continuous 3D plotting (i.e. figure update) using python-matplotlib? http://stackoverflow.com/questions/5179589/continuous-3d-plotting-i-e-figure-update-using-python-matplotlib 0 self.systemSideLength self.lowerCutoffLength Y X self.X self.Y np.meshgrid X Y self.ax.w_zaxis.set_major_locator LinearLocator.. FormatStrFormatter ' .03f' heightR np.zeros self.X.shape self.surf self.ax.plot_surface self.X self.Y heightR rstride.. np.zeros self.X.shape self.surf self.ax.plot_surface self.X self.Y heightR rstride 1 cstride 1 cmap cm.jet linewidth 0 antialiased..
Is it possible to specify your own distance function using Scikits.Learn K-Means Clustering? http://stackoverflow.com/questions/5529625/is-it-possible-to-specify-your-own-distance-function-using-scikits-learn-k-means J def __init__ self X k 0 centres None nsample 0 kwargs self.X X if centres is None self.centres self.Xtocentre self.distances.. nsample 0 kwargs self.X X if centres is None self.centres self.Xtocentre self.distances kmeanssample X k k nsample nsample kwargs.. X k k nsample nsample kwargs else self.centres self.Xtocentre self.distances kmeans X centres kwargs def __iter__..
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