using a branch of spiffworkflow that fixes a deep recursion issue - this isn't perfect, but it's miles better than it was.

Pipfile

@@ -24,7 +24,7 @@ pyjwt = "*"
 requests = "*"
 xlsxwriter = "*"
 webtest = "*"
-spiffworkflow = {editable = true,git = "https://github.com/sartography/SpiffWorkflow.git",ref = "master"}
+spiffworkflow = {editable = true,git = "https://github.com/sartography/SpiffWorkflow.git",ref = "bug/the_horror"}
 alembic = "*"
 coverage = "*"
 sphinx = "*"

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "26d23456010d3e5a559386d412cef3beacd92d5a4e474f2afdb0737ea0f20f04"
+            "sha256": "bd289126c41b0f5f2761f0415d85e1110a584256460374a9ce4cda07c0033ddd"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -83,11 +83,11 @@
         },
         "beautifulsoup4": {
             "hashes": [
-                "sha256:594ca51a10d2b3443cbac41214e12dbb2a1cd57e1a7344659849e2e20ba6a8d8",
-                "sha256:a4bbe77fd30670455c5296242967a123ec28c37e9702a8a81bd2f20a4baf0368",
-                "sha256:d4e96ac9b0c3a6d3f0caae2e4124e6055c5dcafde8e2f831ff194c104f0775a0"
+                "sha256:73cc4d115b96f79c7d77c1c7f7a0a8d4c57860d1041df407dd1aae7f07a77fd7",
+                "sha256:a6237df3c32ccfaee4fd201c8f5f9d9df619b93121d01353a64a73ce8c6ef9a8",
+                "sha256:e718f2342e2e099b640a34ab782407b7b676f47ee272d6739e60b8ea23829f2c"
             ],
-            "version": "==4.9.0"
+            "version": "==4.9.1"
         },
         "billiard": {
             "hashes": [
@@ -783,7 +783,7 @@
         "spiffworkflow": {
             "editable": true,
             "git": "https://github.com/sartography/SpiffWorkflow.git",
-            "ref": "d972448cb5772c35175119e5d0e0f12e1dff9c1b"
+            "ref": "7be29f4bf8b3b5302dfeedaa8d1eff55e126e5ec"
         },
         "sqlalchemy": {
             "hashes": [