updated pydra dep to 1.0a

Author: tclose

fileformats/core/identification.py

@@ -128,6 +128,10 @@ def to_mime(
         namespace scheme instead of putting all non-standard types into the 'application'
         registry if not
     """
+    if not issubclass(datatype, fileformats.core.FileSet):
+        raise TypeError(
+            f"Cannot convert {datatype} to mime-type as it is not a file-set class"
+        )
     origin = ty.get_origin(datatype)
     if official and (origin or datatype.namespace == "field"):
         raise TypeError(

pyproject.toml

@@ -51,7 +51,7 @@ test = [
     "pytest >=6.2.5",
     "pytest-env>=0.6.2",
     "pytest-cov>=2.12.1",
-    "pydra",
+    "pydra >=1.0a",
     "fileformats-extras",
 ]
 docs = [