spielwiese
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Last change
on this file since e93f7b was
e93f7b,
checked in by Michael Brickenstein <bricken@…>, 18 years ago
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*bricken: beautified
git-svn-id: file:///usr/local/Singular/svn/trunk@8397 2c84dea3-7e68-4137-9b89-c4e89433aadc
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-
Property mode set to
100644
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File size:
914 bytes
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| 1 | "Implementation of arith1 content dictionary" |
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| 2 | from objects import OMSymbol |
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| 3 | from cd import OMCD, OMCDImplementation |
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| 4 | #from omexceptions import * |
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| 5 | |
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| 6 | content = OMCD("arith1") |
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| 7 | implementation = OMCDImplementation(content) |
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| 8 | |
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| 9 | plussym = OMSymbol("plus", content) |
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| 10 | |
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| 11 | def plusfunc(context, *args): |
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| 12 | "tries, convert to generic and adding" |
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| 13 | #print "plusfunc", args |
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| 14 | args = [context.toGeneric(omobj) for omobj in args] |
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| 15 | if len(args) == 0: |
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| 16 | return content.package(0) |
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| 17 | else: |
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| 18 | erg = args[0] |
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| 19 | for i in xrange(1, len(args)): |
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| 20 | erg = erg+args[i] |
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| 21 | return erg |
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| 22 | implementation.implement("plus", plusfunc) |
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| 23 | #print implementation[sym] |
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| 24 | #print plussym |
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| 25 | #print sym==plussym |
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| 26 | #print implementation[plussym] |
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| 27 | #plusimpl=ImplementedOMSymbol(plussym,plusfunc) |
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| 28 | #implementation[plussym]=plusimpl |
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| 29 | #print "Laenge", (len(implementation.implementations)) |
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| 30 | #assert OMSymbol("plus",content)==OMSymbol("plus",content) |
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