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pre { line-height: 125%; } td.linenos .normal { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; } span.linenos { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; } td.linenos .special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; } span.linenos.special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; } .highlight .hll { background-color: #ffffcc } .highlight .c { color: #888888 } /* Comment */ .highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */ .highlight .k { color: #008800; font-weight: bold } /* Keyword */ .highlight .ch { color: #888888 } /* Comment.Hashbang */ .highlight .cm { color: #888888 } /* Comment.Multiline */ .highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */ .highlight .cpf { color: #888888 } /* Comment.PreprocFile */ .highlight .c1 { color: #888888 } /* Comment.Single */ .highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */ .highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */ .highlight .ge { font-style: italic } /* Generic.Emph */ .highlight .ges { font-weight: bold; font-style: italic } /* Generic.EmphStrong */ .highlight .gr { color: #aa0000 } /* Generic.Error */ .highlight .gh { color: #333333 } /* Generic.Heading */ .highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */ .highlight .go { color: #888888 } /* Generic.Output */ .highlight .gp { color: #555555 } /* Generic.Prompt */ .highlight .gs { font-weight: bold } /* Generic.Strong */ .highlight .gu { color: #666666 } /* Generic.Subheading */ .highlight .gt { color: #aa0000 } /* Generic.Traceback */ .highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */ .highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */ .highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */ .highlight .kp { color: #008800 } /* Keyword.Pseudo */ .highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */ .highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */ .highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */ .highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff
# 2-arg version of allocate-array.
# Really only intended to be called from code generated by mu.subx.

== code

allocate-array2:  # ad: (addr allocation-descriptor), array-len: int, elem-size: int, out: (addr handle array _)
    # . prologue
    55/push-ebp
    89/<- %ebp 4/r32/esp
    # . save registers
    50/push-eax
    52/push-edx
    #
    8b/-> *(ebp+0xc) 0/r32/eax
    f7 4/subop/multiply-into-edx-eax *(ebp+0x10)
    # TODO: check edx for overflow
    (allocate-array *(ebp+8) %eax *(ebp+0x14))
$allocate-array2:end:
    # . restore registers
    5a/pop-to-edx
    58/pop-to-eax
    # . epilogue
    89/<- %esp 5/r32/ebp
    5d/pop-to-ebp
    c3/return
class="o">.signal_bind('x', addn(1337), priority=0.7) sd.signal_emit('x') self.assert_(lst.index(3) < lst.index(6)) self.assert_(lst.index(2) < lst.index(6)) self.assert_(lst.index(6) < lst.index(9)) self.assert_(lst.index(1337) < lst.index(6)) self.assert_(lst.index(1337) < lst.index(9)) self.assert_(lst.index(1337) > lst.index(2)) def test_modifying_arguments(self): sd = self.sd lst = [] def modify(s): s.number = 5 def set_number(s): lst.append(s.number) def stopit(s): s.stop() sd.signal_bind('setnumber', set_number) sd.signal_emit('setnumber', number=100) self.assertEqual(100, lst[-1]) sd.signal_bind('setnumber', modify, priority=1) sd.signal_emit('setnumber', number=100) self.assertEqual(5, lst[-1]) lst.append(None) sd.signal_bind('setnumber', stopit, priority=1) sd.signal_emit('setnumber', number=100) self.assertEqual(None, lst[-1]) def test_weak_refs(self): sd = self.sd is_deleted = [False] class Foo(object): def __init__(self): self.alphabet = ['a'] def calc(self, signal): self.alphabet.append(chr(ord(self.alphabet[-1]) + 1)) def __del__(self): is_deleted[0] = True foo = Foo() alphabet = foo.alphabet calc = foo.calc del foo self.assertEqual('a', ''.join(alphabet)) sd.signal_bind('mysignal', calc, weak=True) sd.signal_emit('mysignal') self.assertEqual('ab', ''.join(alphabet)) self.assertFalse(is_deleted[0]) del calc self.assertTrue(is_deleted[0]) def test_weak_refs_dead_on_arrival(self): sd = self.sd is_deleted = [False] class Foo(object): def __init__(self): self.alphabet = ['a'] def calc(self, signal): self.alphabet.append(chr(ord(self.alphabet[-1]) + 1)) def __del__(self): is_deleted[0] = True foo = Foo() alphabet = foo.alphabet self.assertEqual('a', ''.join(alphabet)) sd.signal_bind('mysignal', foo.calc, weak=True) sd.signal_emit('mysignal') self.assertEqual('ab', ''.join(alphabet)) self.assertFalse(is_deleted[0]) del foo sd.signal_emit('mysignal') self.assertEqual('ab', ''.join(alphabet)) self.assertTrue(is_deleted[0]) if __name__ == '__main__': unittest.main()