Fix rdkit availability, prefer user/isomeric SMILES

In cases that the user specifies an isomeric SMILES, we want to use that
with rdkit. If the user does not specify a SMILES, we prefer the
isomeric one from PubChem over the canonical one, where stereochemistry
is not defined.

1 files changed, 1 insertions, 1 deletions

diff --git a/R/zzz.R b/R/zzz.R
index f18e559..fc39fbf 100644
--- a/R/zzz.R
+++ b/R/zzz.R
@@ -1,6 +1,6 @@
 .onLoad = function(libname, pkgname) {
   conf <- reticulate::py_discover_config("rdkit")
-  rdkit_available <- conf$available
+  rdkit_available <- reticulate::py_module_available("rdkit")
   rdkit_module <- try(
     reticulate::import("rdkit"), 
     silent = TRUE)