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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN" "http://www.w3.org/TR/REC-html40/strict.dtd"> <html lang=en> <head> <meta http-equiv='Content-Type' content='text/html; charset=utf-8'> <title> Getting started with Heapy</title> <link rel='stylesheet' href='css/guppy.css'></head> <body> <div> <h2> Getting started with Heapy </h2> <h3> Usage example </h3> <p> The following example shows </p> <ol> <li> How to create the session context: hp=hpy()</li> <li> How to use the interactive help: hp.doc, hp.doc.doc</li> <li> How to show the reachable objects in the heap: hp.heap()</li> <li> How to create and show a set of objects: hp.iso(1,[],{})</li> <li> How to show the shortest paths from the root to x: hp.iso(x).sp</li></ol> <pre> >>> from guppy import hpy; hp=hpy() >>> hp Top level interface to Heapy. Use eg: hp.doc for more info on hp. >>> hp.doc Top level interface to Heapy. Available attributes: Anything Nothing Via iso Class Rcs doc load Clodo Root findex monitor Id Size heap pb Idset Type heapu setref Module Unity idset test Use eg: hp.doc.<attribute> for info on <attribute>. >>> hp.doc.doc Overview documentation for top level Heapy object. Provides a listing of the available attributes. Accessing the attribute name on the doc objects gives further info, eg: >>> hp.doc.heap gives doc for the heap method when hp is the top level Heapy object. References may be embedded in the documentations. To access a reference, opening up a web browser with the doc for it one can do eg: >>> hp.doc.heap[1] The reference number 0 is special. If it is provided, it is the reference to the html doc for the described object itself. So to see in the web browser the doc for the heap method one can do: >>> hp.doc.heap[0] References [0] heapy_Use.html#heapykinds.Use.doc >>> hp.heap() Partition of a set of 48477 objects. Total size = 3265516 bytes. Index Count % Size % Cumulative % Kind (class / dict of class) 0 25773 53 1612820 49 1612820 49 str 1 11699 24 483960 15 2096780 64 tuple 2 174 0 241584 7 2338364 72 dict of module 3 3478 7 222592 7 2560956 78 types.CodeType 4 3296 7 184576 6 2745532 84 function 5 401 1 175112 5 2920644 89 dict of class 6 108 0 81888 3 3002532 92 dict (no owner) 7 114 0 79632 2 3082164 94 dict of type 8 117 0 51336 2 3133500 96 type 9 667 1 24012 1 3157512 97 __builtin__.wrapper_descriptor <76 more rows. Type e.g. '_.more' to view.> >>> hp.iso(1,[],{}) Partition of a set of 3 objects. Total size = 176 bytes. Index Count % Size % Cumulative % Kind (class / dict of class) 0 1 33 136 77 136 77 dict (no owner) 1 1 33 28 16 164 93 list 2 1 33 12 7 176 100 int >>> x=[] >>> hp.iso(x).sp 0: hp.Root.i0_modules['__main__'].__dict__['x'] >>> </pre> <hr>Generated by <a href="http://guppy-pe.sourceforge.net/gsl.html">GSL-HTML 0.1.5</a> on Sat Jul 4 13:25:11 2009</div></body></html>