move posterior params up in api ref, add to init

Author: janfb

docs/sbi.rst

@@ -97,6 +97,21 @@ Posteriors
    sbi.inference.EnsemblePosterior
 
 
+Posterior Parameters
+--------------------
+
+.. autosummary::
+   :toctree: reference/_autosummary
+   :nosignatures:
+
+   sbi.inference.posteriors.DirectPosteriorParameters
+   sbi.inference.posteriors.ImportanceSamplingPosteriorParameters
+   sbi.inference.posteriors.MCMCPosteriorParameters
+   sbi.inference.posteriors.RejectionPosteriorParameters
+   sbi.inference.posteriors.VectorFieldPosteriorParameters
+   sbi.inference.posteriors.VIPosteriorParameters
+
+
 Diagnostics
 -----------
 
@@ -144,20 +159,3 @@ Other utilities
    sbi.analysis.conditional_corrcoeff
    sbi.analysis.conditional_potential
    sbi.analysis.ActiveSubspace
-
-
-Posterior Parameters
---------------------
-
-.. currentmodule:: sbi.inference.posteriors.posterior_parameters
-
-.. autosummary::
-   :toctree: reference/_autosummary
-   :nosignatures:
-
-   DirectPosteriorParameters
-   ImportanceSamplingPosteriorParameters
-   MCMCPosteriorParameters
-   RejectionPosteriorParameters
-   VectorFieldPosteriorParameters
-   VIPosteriorParameters

sbi/inference/posteriors/__init__.py

@@ -5,6 +5,14 @@
 from sbi.inference.posteriors.ensemble_posterior import EnsemblePosterior
 from sbi.inference.posteriors.importance_posterior import ImportanceSamplingPosterior
 from sbi.inference.posteriors.mcmc_posterior import MCMCPosterior
+from sbi.inference.posteriors.posterior_parameters import (
+    DirectPosteriorParameters,
+    ImportanceSamplingPosteriorParameters,
+    MCMCPosteriorParameters,
+    RejectionPosteriorParameters,
+    VIPosteriorParameters,
+    VectorFieldPosteriorParameters,
+)
 from sbi.inference.posteriors.rejection_posterior import RejectionPosterior
 from sbi.inference.posteriors.vector_field_posterior import VectorFieldPosterior
 from sbi.inference.posteriors.vi_posterior import VIPosterior
@@ -17,4 +25,10 @@
     "RejectionPosterior",
     "VectorFieldPosterior",
     "VIPosterior",
+    "DirectPosteriorParameters",
+    "ImportanceSamplingPosteriorParameters",
+    "MCMCPosteriorParameters",
+    "RejectionPosteriorParameters",
+    "VectorFieldPosteriorParameters",
+    "VIPosteriorParameters",
 ]