qualification requirement error about pymturkr HOT 6 CLOSED

> packageVersion("pyMTurkR")
[1] ‘0.6.0’
> #make qual.req using example code
> quals.list <- list(
+     list(QualificationTypeId = "2F1KVCNHMVHV8E9PBUB2A4J79LU20F",
+          Comparator = "Exists",
+          IntegerValues = 1,
+          RequiredToPreview = TRUE
+     ),
+     list(QualificationTypeId = "00000000000000000071",
+          Comparator = "EqualTo",
+          LocaleValues = list(Country = "US"),
+          RequiredToPreview = TRUE
+     )
+ )
> GenerateQualificationRequirement(quals.list) -> qual.req
Error in GenerateQualificationRequirement(quals.list) : 
  object 'qualid' not found

quals.list <- list(
    list(QualificationTypeId = "000000000000000000L0",
         Comparator = "GreaterThan",
         IntegerValues = 80,
         RequiredToPreview = TRUE
    )
)
GenerateQualificationRequirement(quals.list) -> qual.req
hit <-CreateHIT(title = "Get qualified to label radio fragments about climate change",
                 description = "Classify a political radio fragment, and get qualified for more",
                 reward = ".20",
                 annotation = "Clim Coding Step 1b",
                 assignments = 100,
                 duration = MTurkR::seconds(hours=1),
                 expiration = MTurkR::seconds(days = 7),
                 question = q$string,
                 qual.req = qual.req
)
Error in py_call_impl(callable, dots$args, dots$keywords) : 
  ParamValidationError: Parameter validation failed:
Invalid type for parameter QualificationRequirements[0].IntegerValues, value: 80.0, type: <class 'float'>, valid types: <class 'list'>, <class 'tuple'>

Detailed traceback: 
  File "/nfs/home/C/claravandeweerdt/.local/lib/python3.6/site-packages/botocore/client.py", line 357, in _api_call
    return self._make_api_call(operation_name, kwargs)
  File "/nfs/home/C/claravandeweerdt/.local/lib/python3.6/site-packages/botocore/client.py", line 634, in _make_api_call
    api_params, operation_model, context=request_context)
  File "/nfs/home/C/claravandeweerdt/.local/lib/python3.6/site-packages/botocore/client.py", line 682, in _convert_to_request_dict
    api_params, operation_model)
  File "/nfs/home/C/claravandeweerdt/.local/lib/python3.6/site-packages/botocore/validate.py", line 297, in serialize_to_request
    raise ParamValidationError(report=report.generate_report())

Warning message:
In CreateHIT(title = "Get qualified to label radio fragments about climate change",  :
  Invalid Request