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add some type hints #1

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Merged
merged 1 commit into from
Mar 30, 2023
Merged

add some type hints #1

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17 changes: 15 additions & 2 deletions pymc/distributions/continuous.py
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Original file line number Diff line number Diff line change
Expand Up @@ -814,7 +814,13 @@ class HalfNormal(PositiveContinuous):
rv_op = halfnormal

@classmethod
def dist(cls, sigma=None, tau=None, *args, **kwargs):
def dist(
cls,
sigma: Optional[DIST_PARAMETER_TYPES] = None,
tau: Optional[DIST_PARAMETER_TYPES] = None,
*args,
**kwargs,
):
tau, sigma = get_tau_sigma(tau=tau, sigma=sigma)

return super().dist([0.0, sigma], **kwargs)
Expand Down Expand Up @@ -946,7 +952,14 @@ class Wald(PositiveContinuous):
rv_op = wald

@classmethod
def dist(cls, mu=None, lam=None, phi=None, alpha=0.0, **kwargs):
def dist(
cls,
mu: Optional[DIST_PARAMETER_TYPES] = None,
lam: Optional[DIST_PARAMETER_TYPES] = None,
phi: Optional[DIST_PARAMETER_TYPES] = None,
alpha=0.0,
**kwargs,
):
mu, lam, phi = cls.get_mu_lam_phi(mu, lam, phi)
alpha = pt.as_tensor_variable(floatX(alpha))
mu = pt.as_tensor_variable(floatX(mu))
Expand Down