Fixing ParticleSet.repr

Author: erikvansebille

parcels/_reprs.py

@@ -55,8 +55,7 @@ def particleset_repr(pset: ParticleSet) -> str:
     out = f"""<{type(pset).__name__}>
     fieldset   :
 {textwrap.indent(repr(pset.fieldset), " " * 8)}
-    pclass     : {pset.pclass}
-    repeatdt   : {pset.repeatdt}
+    ptype      : {pset._ptype}
     # particles: {len(pset)}
     particles  : {_format_list_items_multiline(particles, level=2)}
 """