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import cmath
from numba.core import types, utils
from numba.core.typing.templates import (AbstractTemplate, ConcreteTemplate,
signature, Registry)
registry = Registry()
infer_global = registry.register_global
# TODO: support non-complex arguments (floats and ints)
@infer_global(cmath.acos)
@infer_global(cmath.acosh)
@infer_global(cmath.asin)
@infer_global(cmath.asinh)
@infer_global(cmath.atan)
@infer_global(cmath.atanh)
@infer_global(cmath.cos)
@infer_global(cmath.cosh)
@infer_global(cmath.exp)
@infer_global(cmath.log10)
@infer_global(cmath.sin)
@infer_global(cmath.sinh)
@infer_global(cmath.sqrt)
@infer_global(cmath.tan)
@infer_global(cmath.tanh)
class CMath_unary(ConcreteTemplate):
cases = [signature(tp, tp) for tp in sorted(types.complex_domain)]
@infer_global(cmath.isinf)
@infer_global(cmath.isnan)
class CMath_predicate(ConcreteTemplate):
cases = [signature(types.boolean, tp) for tp in
sorted(types.complex_domain)]
@infer_global(cmath.isfinite)
class CMath_isfinite(CMath_predicate):
pass
@infer_global(cmath.log)
class Cmath_log(ConcreteTemplate):
# unary cmath.log()
cases = [signature(tp, tp) for tp in sorted(types.complex_domain)]
# binary cmath.log()
cases += [signature(tp, tp, tp) for tp in sorted(types.complex_domain)]
@infer_global(cmath.phase)
class Cmath_phase(ConcreteTemplate):
cases = [signature(tp, types.complex128) for tp in [types.float64]]
cases += [signature(types.float32, types.complex64)]
@infer_global(cmath.polar)
class Cmath_polar(AbstractTemplate):
def generic(self, args, kws):
assert not kws
[tp] = args
if tp in types.complex_domain:
float_type = tp.underlying_float
return signature(types.UniTuple(float_type, 2), tp)
@infer_global(cmath.rect)
class Cmath_rect(ConcreteTemplate):
cases = [signature(types.complex128, tp, tp)
for tp in [types.float64]]
cases += [signature(types.complex64, types.float32, types.float32)]
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