--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/env/lib/python3.7/site-packages/galaxy/util/specs.py	Thu May 14 14:56:58 2020 -0400
@@ -0,0 +1,32 @@
+import functools
+import operator
+
+from galaxy import util
+
+
+# Utility methods for specifing maps.
+def to_str_or_none(value):
+    if value is None:
+        return None
+    else:
+        return str(value)
+
+
+def to_bool_or_none(value):
+    return util.string_as_bool_or_none(value)
+
+
+def to_bool(value):
+    return util.asbool(value)
+
+
+def to_float_or_none(value):
+    if value is None:
+        return None
+    else:
+        return float(value)
+
+
+# Utility methods for specifing valid...
+def is_in(*args):
+    return functools.partial(operator.contains, args)