Merge pull request #306 from mrc-ide/mrc-4636

mrc-ide · Oct 4, 2023 · c51efee · c51efee
2 parents 09dea08 + cd084e7
commit c51efee
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diff --git a/DESCRIPTION b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: odin
 Title: ODE Generation and Integration
-Version: 1.5.8
+Version: 1.5.9
 Authors@R: c(person("Rich", "FitzJohn", role = c("aut", "cre"),
                     email = "rich.fitzjohn@gmail.com"),
              person("Thibaut", "Jombart", role = "ctb"),

diff --git a/R/ir_serialise.R b/R/ir_serialise.R
@@ -265,6 +265,8 @@ ir_serialise_expression <- function(expr) {
     jsonlite::unbox(as.character(expr))
   } else if (is.atomic(expr)) {
     jsonlite::unbox(expr)
+  } else if (is.null(expr)) {
+    NULL
   } else if (is.call(expr)) {
     c(list(jsonlite::unbox(as.character(expr[[1L]]))),
       lapply(expr[-1L], ir_serialise_expression))

diff --git a/README.md b/README.md
@@ -131,7 +131,7 @@ In other languages:
 
 * [`Paraiso`](https://hackage.haskell.org/package/Paraiso) in Haskell
 * [`VFGEN`](https://github.com/WarrenWeckesser/vfgen) in C++
-* [`pygom`](https://github.com/PublicHealthEngland/pygom) in Python for solving compartmental models
+* [`pygom`](https://github.com/ukhsa-collaboration/pygom) in Python for solving compartmental models
 
 ## Installation