62 lines
1.3 KiB
Python
62 lines
1.3 KiB
Python
# file: runme.py
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# This file illustrates the manipulation of C++ references in Python
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import example
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# ----- Object creation -----
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print "Creating some objects:"
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a = example.Vector(3, 4, 5)
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b = example.Vector(10, 11, 12)
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print " Created", a.cprint()
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print " Created", b.cprint()
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# ----- Call an overloaded operator -----
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# This calls the wrapper we placed around
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#
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# operator+(const Vector &a, const Vector &)
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#
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# It returns a new allocated object.
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print "Adding a+b"
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c = example.addv(a, b)
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print " a+b =", c.cprint()
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# Note: Unless we free the result, a memory leak will occur
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del c
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# ----- Create a vector array -----
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# Note: Using the high-level interface here
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print "Creating an array of vectors"
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va = example.VectorArray(10)
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print " va = ", va
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# ----- Set some values in the array -----
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# These operators copy the value of $a and $b to the vector array
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va.set(0, a)
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va.set(1, b)
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va.set(2, example.addv(a, b))
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# Get some values from the array
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print "Getting some array values"
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for i in range(0, 5):
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print " va(%d) = %s" % (i, va.get(i).cprint())
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# Watch under resource meter to check on this
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print "Making sure we don't leak memory."
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for i in xrange(0, 1000000):
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c = va.get(i % 10)
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# ----- Clean up -----
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print "Cleaning up"
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del va
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del a
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del b
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