| paul@6 | 1 | #!/usr/bin/env python |
| paul@6 | 2 | |
| paul@6 | 3 | """ |
| paul@6 | 4 | Operator support. |
| paul@6 | 5 | |
| paul@6 | 6 | Copyright (C) 2010, 2013, 2015 Paul Boddie <paul@boddie.org.uk> |
| paul@6 | 7 | |
| paul@6 | 8 | This program is free software; you can redistribute it and/or modify it under |
| paul@6 | 9 | the terms of the GNU General Public License as published by the Free Software |
| paul@6 | 10 | Foundation; either version 3 of the License, or (at your option) any later |
| paul@6 | 11 | version. |
| paul@6 | 12 | |
| paul@6 | 13 | This program is distributed in the hope that it will be useful, but WITHOUT |
| paul@6 | 14 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
| paul@6 | 15 | FOR A PARTICULAR PURPOSE. See the GNU General Public License for more |
| paul@6 | 16 | details. |
| paul@6 | 17 | |
| paul@6 | 18 | You should have received a copy of the GNU General Public License along with |
| paul@6 | 19 | this program. If not, see <http://www.gnu.org/licenses/>. |
| paul@6 | 20 | """ |
| paul@6 | 21 | |
| paul@6 | 22 | from operator.core import augassign |
| paul@6 | 23 | |
| paul@6 | 24 | # These functions defer method lookup by wrapping the attribute access in |
| paul@6 | 25 | # lambda functions. Thus, the appropriate methods are defined locally, but no |
| paul@6 | 26 | # attempt to obtain them is made until the generic function is called. |
| paul@6 | 27 | |
| paul@6 | 28 | # NOTE: The compiler should make it possible for the following functions to call |
| paul@6 | 29 | # NOTE: the generic operator implementations with no additional call overhead. |
| paul@6 | 30 | |
| paul@6 | 31 | # Augmented assignment functions. |
| paul@6 | 32 | |
| paul@6 | 33 | def iadd(a, b): |
| paul@6 | 34 | return augassign(a, b, lambda a: a.__iadd__, lambda a: a.__add__, lambda b: b.__radd__) |
| paul@6 | 35 | |
| paul@6 | 36 | def iand_(a, b): |
| paul@6 | 37 | return augassign(a, b, lambda a: a.__iand__, lambda a: a.__and__, lambda b: b.__rand__) |
| paul@6 | 38 | |
| paul@6 | 39 | def idiv(a, b): |
| paul@6 | 40 | return augassign(a, b, lambda a: a.__idiv__, lambda a: a.__div__, lambda b: b.__rdiv__) |
| paul@6 | 41 | |
| paul@6 | 42 | def ifloordiv(a, b): |
| paul@6 | 43 | return augassign(a, b, lambda a: a.__ifloordiv__, lambda a: a.__floordiv__, lambda b: b.__rfloordiv__) |
| paul@6 | 44 | |
| paul@6 | 45 | def ilshift(a, b): |
| paul@6 | 46 | return augassign(a, b, lambda a: a.__ilshift__, lambda a: a.__lshift__, lambda b: b.__rlshift__) |
| paul@6 | 47 | |
| paul@6 | 48 | def imod(a, b): |
| paul@6 | 49 | return augassign(a, b, lambda a: a.__imod__, lambda a: a.__mod__, lambda b: b.__rmod__) |
| paul@6 | 50 | |
| paul@6 | 51 | def imul(a, b): |
| paul@6 | 52 | return augassign(a, b, lambda a: a.__imul__, lambda a: a.__mul__, lambda b: b.__rmul__) |
| paul@6 | 53 | |
| paul@6 | 54 | def ior_(a, b): |
| paul@6 | 55 | return augassign(a, b, lambda a: a.__ior__, lambda a: a.__or__, lambda b: b.__ror__) |
| paul@6 | 56 | |
| paul@6 | 57 | def ipow(a, b): |
| paul@6 | 58 | return augassign(a, b, lambda a: a.__ipow__, lambda a: a.__pow__, lambda b: b.__rpow__) |
| paul@6 | 59 | |
| paul@6 | 60 | def irshift(a, b): |
| paul@6 | 61 | return augassign(a, b, lambda a: a.__irshift__, lambda a: a.__rshift__, lambda b: b.__rrshift__) |
| paul@6 | 62 | |
| paul@6 | 63 | def isub(a, b): |
| paul@6 | 64 | return augassign(a, b, lambda a: a.__isub__, lambda a: a.__sub__, lambda b: b.__rsub__) |
| paul@6 | 65 | |
| paul@6 | 66 | def ixor(a, b): |
| paul@6 | 67 | return augassign(a, b, lambda a: a.__ixor__, lambda a: a.__xor__, lambda b: b.__rxor__) |
| paul@6 | 68 | |
| paul@6 | 69 | # vim: tabstop=4 expandtab shiftwidth=4 |
