move decoder for fuzzing, minor fixes, update dependency to support SOS style offsets

test_libs/fuzzing/requirements.txt

@@ -1,3 +0,0 @@
-../../test_libs/pyspec
-../../test_libs/config_helpers
-ssz==0.1.0a8

test_libs/pyspec/eth2spec/fuzzing/decoder.py

@@ -10,7 +10,7 @@ def translate_typ(typ) -> ssz.BaseSedes:
     """
     if spec_ssz.is_container_type(typ):
         return ssz.Container(
-            [(field_name, translate_typ(field_typ)) for (field_name, field_typ) in typ.get_fields()])
+            [translate_typ(field_typ) for (field_name, field_typ) in typ.get_fields()])
     elif spec_ssz.is_bytesn_type(typ):
         return ssz.ByteVector(typ.length)
     elif spec_ssz.is_bytes_type(typ):
@@ -38,7 +38,7 @@ def translate_typ(typ) -> ssz.BaseSedes:
         else:
             raise TypeError("invalid uint size")
     else:
-        raise Exception("Type not supported: {}".format(typ))
+        raise TypeError("Type not supported: {}".format(typ))
 
 
 def translate_value(value, typ):
@@ -79,6 +79,6 @@ def translate_value(value, typ):
         return value
     elif spec_ssz.is_container_type(typ):
         return typ(**{f_name: translate_value(f_val, f_typ) for (f_name, f_val, f_typ)
-                      in zip(typ.get_field_names(), value.values(), typ.get_field_types())})
+                      in zip(typ.get_field_names(), value, typ.get_field_types())})
     else:
-        raise Exception("Type not supported: {}".format(typ))
+        raise TypeError("Type not supported: {}".format(typ))

test_libs/pyspec/requirements.txt

@@ -3,3 +3,4 @@ eth-typing>=2.1.0,<3.0.0
 pycryptodome==3.7.3
 py_ecc>=1.6.0
 typing_inspect==0.4.0
+ssz==0.1.0a9

test_libs/pyspec/setup.py

@@ -9,6 +9,7 @@ setup(
         "eth-typing>=2.1.0,<3.0.0",
         "pycryptodome==3.7.3",
         "py_ecc>=1.6.0",
-        "typing_inspect==0.4.0"
+        "typing_inspect==0.4.0",
+        "ssz==0.1.0a9"
     ]
 )