コード例 #1
0
def test_pipeline_types():
    ContextOneConfigDict = types.ConfigDictionary(
        'ContextOneConfigDict',
        {'field_one': Field(types.String)},
    )

    SolidOneConfigDict = types.ConfigDictionary(
        'SolidOneConfigDict',
        {'another_field': Field(types.Int)},
    )

    @lambda_solid
    def produce_string():
        return 'foo'

    @solid(
        inputs=[InputDefinition('input_one', types.String)],
        outputs=[OutputDefinition(types.Any)],
        config_def=ConfigDefinition(SolidOneConfigDict),
    )
    def solid_one(_info, input_one):
        raise Exception('should not execute')

    pipeline_def = PipelineDefinition(
        solids=[produce_string, solid_one],
        dependencies={
            'solid_one': {
                'input_one': DependencyDefinition('produce_string'),
            }
        },
        context_definitions={
            'context_one':
            PipelineContextDefinition(
                context_fn=lambda: None,
                config_def=ConfigDefinition(ContextOneConfigDict),
            )
        })

    present_types = [
        SolidOneConfigDict,
        ContextOneConfigDict,
        types.String,
        types.Any,
        types.Int,
    ]

    for present_type in present_types:
        name = present_type.name
        assert pipeline_def.has_type(name)
        assert pipeline_def.type_named(name).name == name

    not_present_types = [
        types.Bool,
        types.Dict,
        types.PythonObjectType('Duisjdfke', dict),
    ]

    for not_present_type in not_present_types:
        assert not pipeline_def.has_type(not_present_type.name)
コード例 #2
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def _nested_optional_config_with_no_default():
    return ConfigDefinition(config_type=types.ConfigDictionary({
        'nested':
        Field(dagster_type=types.ConfigDictionary(
            {'int_field': Field(
                types.Int,
                is_optional=True,
            )})),
    }))
コード例 #3
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def _single_nested_config():
    return ConfigDefinition(
        config_type=types.ConfigDictionary(
            'ParentType', {
                'nested':
                Field(
                    dagster_type=types.ConfigDictionary(
                        'NestedType',
                        {'int_field': Field(types.Int)},
                    )
                ),
            }
        )
    )
コード例 #4
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def _nested_optional_config_with_no_default():
    nested_type = types.ConfigDictionary(
        'NestedType',
        {
            'int_field': Field(
                types.Int,
                is_optional=True,
            ),
        },
    )
    return ConfigDefinition(
        config_type=types.ConfigDictionary(
            'ParentType',
            {'nested': Field(dagster_type=nested_type)},
        )
    )
コード例 #5
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def _nested_optional_config_with_default():
    return ConfigDefinition(
        config_type=types.ConfigDictionary(
            'ParentType', {
                'nested':
                Field(
                    dagster_type=types.ConfigDictionary(
                        'NestedType',
                        {'int_field': Field(
                            types.Int,
                            is_optional=True,
                            default_value=3,
                        )}
                    )
                ),
            }
        )
    )
コード例 #6
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def test_double_type():
    @solid(config_def=ConfigDefinition(
        types.ConfigDictionary(
            'SomeTypeName',
            {'some_field': Field(types.String)},
        ), ))
    def solid_one(_info):
        raise Exception('should not execute')

    @solid(config_def=ConfigDefinition(
        types.ConfigDictionary(
            'SomeTypeName',
            {'some_field': Field(types.String)},
        ), ))
    def solid_two(_info):
        raise Exception('should not execute')

    with pytest.raises(DagsterInvalidDefinitionError,
                       match='Type names must be unique.'):
        PipelineDefinition(solids=[solid_one, solid_two])
コード例 #7
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def define_part_nine_final():
    return PipelineDefinition(
        name='part_nine_final',
        solids=define_contextful_solids(),
        dependencies={
            'add_ints': {
                'num_one': DependencyDefinition('injest_a'),
                'num_two': DependencyDefinition('injest_b'),
            },
            'mult_ints': {
                'num_one': DependencyDefinition('injest_a'),
                'num_two': DependencyDefinition('injest_b'),
            },
        },
        context_definitions={
            'local':
            PipelineContextDefinition(
                context_fn=lambda *_args: ExecutionContext.console_logging(
                    log_level=DEBUG,
                    resources=PartNineResources(InMemoryStore()))),
            'cloud':
            PipelineContextDefinition(
                context_fn=lambda info: ExecutionContext.console_logging(
                    resources=PartNineResources(
                        PublicCloudStore(info.config['credentials']))),
                config_def=ConfigDefinition(config_type=types.ConfigDictionary(
                    name='CloudConfigDict',
                    fields={
                        'credentials':
                        Field(
                            types.ConfigDictionary(
                                name='CredentialsConfigDict',
                                fields={
                                    'user': Field(types.String),
                                    'pass': Field(types.String),
                                })),
                    })),
            )
        })
コード例 #8
0
    DependencyDefinition,
    Field,
    InputDefinition,
    OutputDefinition,
    PipelineDefinition,
    Result,
    SolidDefinition,
    check,
    config,
    execute_pipeline,
    types,
)

from dagster.core.test_utils import single_output_transform

SingleValueDict = types.ConfigDictionary('SingleValueDict', {'value': Field(types.String)})


def define_pass_value_solid(name, description=None):
    check.str_param(name, 'name')
    check.opt_str_param(description, 'description')

    def _value_t_fn(info, _inputs):
        yield Result(info.config['value'])

    return SolidDefinition(
        name=name,
        description=description,
        inputs=[],
        outputs=[OutputDefinition(types.String)],
        config_def=ConfigDefinition(SingleValueDict),
コード例 #9
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    def __init__(self, table_name):
        super(DagsterSqlTableExpression, self).__init__()
        self._table_name = check.str_param(table_name, 'table_name')

    @property
    def query_text(self):
        check.not_implemented('table cannot be a standalone query')

    @property
    def from_target(self):
        return self._table_name


CreateTableConfigDict = types.ConfigDictionary(
    'CreateTableConfigDict', {
        'table_name': Field(types.String),
    }
)


def define_create_table_solid(name):
    def _materialization_fn(info, inputs):
        sql_expr = inputs['expr']
        check.inst(sql_expr, DagsterSqlExpression)
        output_table_name = check.str_elem(info.config, 'table_name')
        total_sql = '''CREATE TABLE {output_table_name} AS {query_text}'''.format(
            output_table_name=output_table_name, query_text=sql_expr.query_text
        )
        info.context.resources.sa.engine.connect().execute(total_sql)

    return SolidDefinition(
コード例 #10
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def _create_dataframe_type():
    return types.PythonObjectType(
        name='PandasDataFrame',
        python_type=pd.DataFrame,
        description='''Two-dimensional size-mutable, potentially heterogeneous
tabular data structure with labeled axes (rows and columns). See http://pandas.pydata.org/''',
    )


DataFrame = _create_dataframe_type()

LoadDataFrameConfigDict = types.ConfigDictionary(
    'LoadDataFrameConfigDict',
    {
        'path': Field(types.Path),
    },
)

WriteDataFrameConfigDict = types.ConfigDictionary(
    'WriteDataFrameConfigDict',
    {
        'path': Field(types.Path),
    },
)


def load_csv_solid(name):
    check.str_param(name, 'name')

    def _t_fn(info, _inputs):