def _expect_all_resources_in_result(
resources: ResourcesDataFrame,
result: UtilizationDataFrame) -> ExpectationResult:
input_ids = set(resources.resource_id)
output_ids = set(result.resource_id)
missing_ids = input_ids - output_ids
missing_count = len(missing_ids)
entries = [
EventMetadataEntry.json(
{
'input': len(input_ids),
'output': len(output_ids),
'missing': missing_count
},
label='Summary Counts')
]
if missing_count > 0:
entries.append(
EventMetadataEntry.json({'ids': list(missing_ids)},
label='Missing Resources'))
return ExpectationResult(
success=(missing_count == 0),
label='Found All Resources',
description=
'Check if all the input resource ids were found in the Azure Monitor Logs workspace.',
metadata_entries=entries)
def check_users_and_groups_one_fails_one_succeeds(_context):
yield ExpectationResult(
success=True,
label='user_expectations',
description='Battery of expectations for user',
metadata_entries=[
EventMetadataEntry.json(
label='table_summary',
data={
'columns': {
'name': {'nulls': 0, 'empty': 0, 'values': 123, 'average_length': 3.394893},
'time_created': {'nulls': 1, 'empty': 2, 'values': 120, 'average': 1231283},
}
},
)
],
)
yield ExpectationResult(
success=False,
label='groups_expectations',
description='Battery of expectations for groups',
metadata_entries=[
EventMetadataEntry.json(
label='table_summary',
data={
'columns': {
'name': {'nulls': 1, 'empty': 0, 'values': 122, 'average_length': 3.394893},
'time_created': {'nulls': 1, 'empty': 2, 'values': 120, 'average': 1231283},
}
},
)
],
)
def join_q2_data(
context,
april_data: DataFrame,
may_data: DataFrame,
june_data: DataFrame,
master_cord_data: DataFrame,
) -> DataFrame:
dfs = {'april': april_data, 'may': may_data, 'june': june_data}
missing_things = []
for required_column in ['DestAirportSeqID', 'OriginAirportSeqID']:
for month, df in dfs.items():
if required_column not in df.columns:
missing_things.append({'month': month, 'missing_column': required_column})
yield ExpectationResult(
success=not bool(missing_things),
label='airport_ids_present',
description='Sequence IDs present in incoming monthly flight data.',
metadata_entries=[
EventMetadataEntry.json(label='metadata', data={'missing_columns': missing_things})
],
)
yield ExpectationResult(
success=set(april_data.columns) == set(may_data.columns) == set(june_data.columns),
label='flight_data_same_shape',
metadata_entries=[
EventMetadataEntry.json(label='metadata', data={'columns': april_data.columns})
],
)
q2_data = april_data.union(may_data).union(june_data)
sampled_q2_data = q2_data.sample(
withReplacement=False, fraction=context.solid_config['subsample_pct'] / 100.0
)
sampled_q2_data.createOrReplaceTempView('q2_data')
dest_prefixed_master_cord_data = do_prefix_column_names(master_cord_data, 'DEST_')
dest_prefixed_master_cord_data.createOrReplaceTempView('dest_cord_data')
origin_prefixed_master_cord_data = do_prefix_column_names(master_cord_data, 'ORIGIN_')
origin_prefixed_master_cord_data.createOrReplaceTempView('origin_cord_data')
full_data = context.resources.spark.sql(
'''
SELECT * FROM origin_cord_data
LEFT JOIN (
SELECT * FROM q2_data
LEFT JOIN dest_cord_data ON
q2_data.DestAirportSeqID = dest_cord_data.DEST_AIRPORT_SEQ_ID
) q2_dest_data
ON origin_cord_data.ORIGIN_AIRPORT_SEQ_ID = q2_dest_data.OriginAirportSeqID
'''
)
yield Output(rename_spark_dataframe_columns(full_data, lambda c: c.lower()))
def join_q2_data(
context,
april_data: DataFrame,
may_data: DataFrame,
june_data: DataFrame,
master_cord_data: DataFrame,
) -> DataFrame:
dfs = {"april": april_data, "may": may_data, "june": june_data}
missing_things = []
for required_column in ["DestAirportSeqID", "OriginAirportSeqID"]:
for month, df in dfs.items():
if required_column not in df.columns:
missing_things.append({"month": month, "missing_column": required_column})
yield ExpectationResult(
success=not bool(missing_things),
label="airport_ids_present",
description="Sequence IDs present in incoming monthly flight data.",
metadata_entries=[
EventMetadataEntry.json(label="metadata", data={"missing_columns": missing_things})
],
)
yield ExpectationResult(
success=set(april_data.columns) == set(may_data.columns) == set(june_data.columns),
label="flight_data_same_shape",
metadata_entries=[
EventMetadataEntry.json(label="metadata", data={"columns": april_data.columns})
],
)
q2_data = april_data.union(may_data).union(june_data)
sampled_q2_data = q2_data.sample(
withReplacement=False, fraction=context.solid_config["subsample_pct"] / 100.0
)
sampled_q2_data.createOrReplaceTempView("q2_data")
dest_prefixed_master_cord_data = do_prefix_column_names(master_cord_data, "DEST_")
dest_prefixed_master_cord_data.createOrReplaceTempView("dest_cord_data")
origin_prefixed_master_cord_data = do_prefix_column_names(master_cord_data, "ORIGIN_")
origin_prefixed_master_cord_data.createOrReplaceTempView("origin_cord_data")
full_data = context.resources.pyspark.spark_session.sql(
"""
SELECT * FROM origin_cord_data
LEFT JOIN (
SELECT * FROM q2_data
LEFT JOIN dest_cord_data ON
q2_data.DestAirportSeqID = dest_cord_data.DEST_AIRPORT_SEQ_ID
) q2_dest_data
ON origin_cord_data.ORIGIN_AIRPORT_SEQ_ID = q2_dest_data.OriginAirportSeqID
"""
)
yield Output(rename_spark_dataframe_columns(full_data, lambda c: c.lower()))
def check_users_and_groups_one_fails_one_succeeds(_context):
yield ExpectationResult(
success=True,
label="user_expectations",
description="Battery of expectations for user",
metadata_entries=[
EventMetadataEntry.json(
label="table_summary",
data={
"columns": {
"name": {
"nulls": 0,
"empty": 0,
"values": 123,
"average_length": 3.394893
},
"time_created": {
"nulls": 1,
"empty": 2,
"values": 120,
"average": 1231283
},
}
},
)
],
)
yield ExpectationResult(
success=False,
label="groups_expectations",
description="Battery of expectations for groups",
metadata_entries=[
EventMetadataEntry.json(
label="table_summary",
data={
"columns": {
"name": {
"nulls": 1,
"empty": 0,
"values": 122,
"average_length": 3.394893
},
"time_created": {
"nulls": 1,
"empty": 2,
"values": 120,
"average": 1231283
},
}
},
)
],
)
def event_metadata_entries(metadata_entry_datas):
if not metadata_entry_datas:
return
for metadata_entry_data in metadata_entry_datas:
typename = metadata_entry_data['__typename']
label = metadata_entry_data['label']
description = metadata_entry_data.get('description')
if typename == 'EventPathMetadataEntry':
yield EventMetadataEntry.path(label=label,
description=description,
path=metadata_entry_data['path'])
elif typename == 'EventJsonMetadataEntry':
yield EventMetadataEntry.json(
label=label,
description=description,
data=json.loads(metadata_entry_data.get('jsonString', '')),
)
elif typename == 'EventTextMetadataEntry':
yield EventMetadataEntry.text(label=label,
description=description,
text=metadata_entry_data['text'])
elif typename == 'EventUrlMetadataEntry':
yield EventMetadataEntry.url(label=label,
description=description,
url=metadata_entry_data['url'])
else:
check.not_implemented('TODO for type {}'.format(typename))
def dbt_cli_compile(context) -> Dict:
"""This solid executes ``dbt compile`` via the dbt CLI."""
cli_output = execute_cli(
context.solid_config["dbt_executable"],
command=("compile", ),
flags_dict=passthrough_flags_only(
context.solid_config,
(
"parse-only",
"threads",
"no-version-check",
"models",
"exclude",
"selector",
"state",
"full-refresh",
),
),
log=context.log,
warn_error=context.solid_config["warn-error"],
ignore_handled_error=context.solid_config["ignore_handled_error"],
)
if context.solid_config["yield_materializations"]:
yield AssetMaterialization(
asset_key="dbt_compile_cli_output",
description="Output from the CLI execution of `dbt compile`.",
metadata_entries=[
EventMetadataEntry.json(cli_output, label="CLI Output")
],
)
yield Output(cli_output)
def dbt_cli_test(context) -> DbtCliOutput:
"""This solid executes ``dbt test`` via the dbt CLI."""
cli_output = execute_cli(
context.solid_config["dbt_executable"],
command=("test", ),
flags_dict=passthrough_flags_only(
context.solid_config,
("data", "schema", "fail-fast", "threads", "models", "exclude")),
log=context.log,
warn_error=context.solid_config["warn-error"],
ignore_handled_error=context.solid_config["ignore_handled_error"],
)
run_results = parse_run_results(context.solid_config["project-dir"])
cli_output = {**run_results, **cli_output}
if context.solid_config["yield_materializations"]:
yield AssetMaterialization(
asset_key="dbt_test_cli_output",
description="Output from the CLI execution of `dbt test`.",
metadata_entries=[
EventMetadataEntry.json(cli_output, label="CLI Output")
],
)
yield Output(DbtCliOutput.from_dict(cli_output))
def dbt_cli_run(context) -> DbtCliOutput:
"""This solid executes ``dbt run`` via the dbt CLI."""
from ..utils import generate_materializations
cli_output = execute_cli(
context.solid_config["dbt_executable"],
command=("run", ),
flags_dict=passthrough_flags_only(
context.solid_config,
("threads", "models", "exclude", "full-refresh", "fail-fast")),
log=context.log,
warn_error=context.solid_config["warn-error"],
ignore_handled_error=context.solid_config["ignore_handled_error"],
)
run_results = parse_run_results(context.solid_config["project-dir"])
cli_output_dict = {**run_results, **cli_output}
cli_output = DbtCliOutput.from_dict(cli_output_dict)
if context.solid_config["yield_materializations"]:
for materialization in generate_materializations(cli_output):
yield materialization
yield AssetMaterialization(
asset_key="dbt_run_cli_output",
description="Output from the CLI execution of `dbt run`.",
metadata_entries=[
EventMetadataEntry.json(cli_output_dict, label="CLI Output")
],
)
yield Output(cli_output)
def ge_validation_solid(context, pandas_df):
data_context = context.resources.ge_data_context
suite = data_context.get_expectation_suite(suite_name)
batch_kwargs = {
"dataset": pandas_df,
"datasource": datasource_name,
}
batch = data_context.get_batch(batch_kwargs, suite)
run_id = {
"run_name": datasource_name + " run",
"run_time": datetime.datetime.utcnow(),
}
results = data_context.run_validation_operator(
"action_list_operator", assets_to_validate=[batch], run_id=run_id)
res = convert_to_json_serializable(
results.list_validation_results())[0]
nmeta = EventMetadataEntry.json(
{
'overall': res['statistics'],
'individual': res['results']
},
'constraint-metadata',
)
yield ExpectationResult(success=res["success"],
metadata_entries=[nmeta])
yield Output(res)
def _generate_materializations(dro: DbtRpcOutput) -> Iterator[AssetMaterialization]:
"""Yields ``AssetMaterializations`` for metadata in the dbt RPC ``DbtRpcOutput``."""
for node_result in dro.result.results:
if node_result.node["resource_type"] in ["model", "snapshot"]:
success = not node_result.fail and not node_result.skip and not node_result.error
if success:
entries = [
EventMetadataEntry.json(data=node_result.node, label="Node"),
EventMetadataEntry.text(text=str(node_result.status), label="Status"),
EventMetadataEntry.text(
text=str(node_result.execution_time), label="Execution Time"
),
EventMetadataEntry.text(
text=node_result.node["config"]["materialized"],
label="Materialization Strategy",
),
EventMetadataEntry.text(text=node_result.node["database"], label="Database"),
EventMetadataEntry.text(text=node_result.node["schema"], label="Schema"),
EventMetadataEntry.text(text=node_result.node["alias"], label="Alias"),
EventMetadataEntry.text(
text=node_result.node["description"], label="Description"
),
]
for step_timing in node_result.step_timings:
if step_timing.name == "execute":
execution_entries = [
EventMetadataEntry.text(
text=step_timing.started_at.isoformat(timespec="seconds"),
label="Execution Started At",
),
EventMetadataEntry.text(
text=step_timing.completed_at.isoformat(timespec="seconds"),
label="Execution Completed At",
),
EventMetadataEntry.text(
text=str(step_timing.duration), label="Execution Duration"
),
]
entries.extend(execution_entries)
if step_timing.name == "compile":
execution_entries = [
EventMetadataEntry.text(
text=step_timing.started_at.isoformat(timespec="seconds"),
label="Compilation Started At",
),
EventMetadataEntry.text(
text=step_timing.completed_at.isoformat(timespec="seconds"),
label="Compilation Completed At",
),
EventMetadataEntry.text(
text=str(step_timing.duration), label="Compilation Duration"
),
]
entries.extend(execution_entries)
yield AssetMaterialization(
description="A materialized node within the dbt graph.",
metadata_entries=entries,
asset_key=node_result.node["unique_id"],
)
def expect_column_to_be_integers(
data_frame: LessSimpleDataFrame, column_name: str
) -> ExpectationResult:
bad_values = []
for idx in range(len(data_frame)):
line = data_frame[idx]
if not isinstance(line[column_name], int):
bad_values.append((idx, str(line[column_name])))
return ExpectationResult(
success=(not bad_values),
label='col_{column_name}_is_int'.format(column_name=column_name),
description=(
'Check whether type of column {column_name} in '
'LessSimpleDataFrame is int'
).format(column_name=column_name),
metadata_entries=[
EventMetadataEntry.json(
{'index': idx, 'bad_value': value},
'bad_value',
'Bad value in column {column_name}'.format(
column_name=column_name
),
)
for (idx, value) in bad_values
],
)
def _base_compute(context):
time.sleep(context.solid_config["sleep"])
if random() < context.solid_config["error_rate"]:
raise Exception("blah")
asset_key = None
if context.solid_config.get("materialization_key_list") is not None:
asset_key = AssetKey(
context.solid_config.get("materialization_key_list"))
elif context.solid_config.get("materialization_key") is not None:
asset_key = AssetKey(context.solid_config.get("materialization_key"))
if asset_key:
metadata_entries = []
if context.solid_config.get("materialization_text") is not None:
metadata_entries.append(
EventMetadataEntry.text(
context.solid_config.get("materialization_text"),
context.solid.name,
))
if context.solid_config.get("materialization_url") is not None:
metadata_entries.append(
EventMetadataEntry.url(
context.solid_config.get("materialization_url"),
context.solid.name,
))
if context.solid_config.get("materialization_path") is not None:
metadata_entries.append(
EventMetadataEntry.path(
context.solid_config.get("materialization_url"),
context.solid.name,
))
if context.solid_config.get("materialization_json") is not None:
metadata_entries.append(
EventMetadataEntry.json(
context.solid_config.get("materialization_json"),
context.solid.name,
))
if context.solid_config.get("materialization_value") is not None:
metadata_entries = [
EventMetadataEntry.float(
context.solid_config.get("materialization_value"),
context.solid.name,
)
]
if len(metadata_entries) == 0:
metadata_entries = None
yield AssetMaterialization(
asset_key=asset_key,
metadata_entries=metadata_entries,
)
yield Output(1)
def create_expectation_result(label, ge_evr):
check.dict_param(ge_evr, 'ge_evr', key_type=str)
check.param_invariant('success' in ge_evr, 'ge_evr')
return ExpectationResult(
success=ge_evr['success'],
label=label,
metadata_entries=[EventMetadataEntry.json(ge_evr, label='evr')],
)
def emit_failed_expectation(_context):
yield ExpectationResult(
success=False,
label='always_false',
description='Failure',
metadata_entries=[
EventMetadataEntry.json(label='data', data={'reason': 'Relentless pessimism.'})
],
)
def emit_failed_expectation(_context):
yield ExpectationResult(
success=False,
label="always_false",
description="Failure",
metadata_entries=[
EventMetadataEntry.json(label="data", data={"reason": "Relentless pessimism."})
],
)
def emit_successful_expectation(_context):
yield ExpectationResult(
success=True,
label='always_true',
description='Successful',
metadata_entries=[
EventMetadataEntry.json(label='data', data={'reason': 'Just because.'})
],
)
def emit_successful_expectation(_context):
yield ExpectationResult(
success=True,
label="always_true",
description="Successful",
metadata_entries=[
EventMetadataEntry.json(label="data", data={"reason": "Just because."})
],
)
def __init__(self, description: str, logs: List[Dict[str, Any]], raw_output: str):
metadata_entries = [
EventMetadataEntry.json({"logs": logs}, label="Parsed CLI Output (JSON)",),
EventMetadataEntry.text(
DagsterDbtCliRuntimeError.stitch_messages(logs),
label="Parsed CLI Output (JSON) Message Attributes",
),
EventMetadataEntry.text(raw_output, label="Raw CLI Output",),
]
super().__init__(description, metadata_entries)
def materialize_one(_):
yield AssetMaterialization(
asset_key=asset_key,
metadata_entries=[
EventMetadataEntry.text("hello", "text"),
EventMetadataEntry.json({"hello": "world"}, "json"),
EventMetadataEntry.float(1.0, "one"),
],
)
yield Output(1)
def __init__(self, invalid_line_nos: List[int]):
check.list_param(invalid_line_nos, "invalid_line_nos", int)
line_nos_str = ", ".join(map(str, invalid_line_nos))
description = f"dbt CLI emitted unexpected output on lines {line_nos_str}"
metadata_entries = [
EventMetadataEntry.json({"line_nos": invalid_line_nos},
"Invalid CLI Output Line Numbers")
]
super().__init__(description, metadata_entries)
self.invalid_line_nos = invalid_line_nos
def materialize_one(_):
yield AssetMaterialization(
asset_key=asset_key,
metadata_entries=[
EventMetadataEntry.text('hello', 'text'),
EventMetadataEntry.json({'hello': 'world'}, 'json'),
EventMetadataEntry.float(1.0, 'one'),
],
)
yield Output(1)
def df_type_check(_, value):
if not isinstance(value, dd.DataFrame):
return TypeCheck(success=False)
return TypeCheck(
success=True,
metadata_entries=[
# string cast columns since they may be things like datetime
EventMetadataEntry.json({"columns": list(map(str, value.columns))}, "metadata"),
],
)
def convert_to_metadata(self):
return EventMetadataEntry.json(
{
'constraint_name': self.constraint_name,
'constraint_description': self.constraint_description,
'expected': self.expectation,
'offending': self.offending,
'actual': self.actual,
},
'constraint-metadata',
)
def df_type_check(_, value):
if not isinstance(value, pd.DataFrame):
return TypeCheck(success=False)
return TypeCheck(
success=True,
metadata_entries=[
EventMetadataEntry.text(str(len(value)), 'row_count', 'Number of rows in DataFrame'),
# string cast columns since they may be things like datetime
EventMetadataEntry.json({'columns': list(map(str, value.columns))}, 'metadata'),
],
)
def convert_to_metadata(self):
return EventMetadataEntry.json(
{
"constraint_name": self.constraint_name,
"constraint_description": self.constraint_description,
"expected": self.expectation,
"offending": self.offending,
"actual": self.actual,
},
"constraint-metadata",
)
def materialize(_):
yield Materialization(
label='all_types',
description='a materialization with all metadata types',
metadata_entries=[
EventMetadataEntry.text('text is cool', 'text'),
EventMetadataEntry.url('https://bigty.pe/neato', 'url'),
EventMetadataEntry.fspath('/tmp/awesome', 'path'),
EventMetadataEntry.json({'is_dope': True}, 'json'),
],
)
yield Output(None)
def _base_compute(context):
time.sleep(context.solid_config['sleep'])
if random() < context.solid_config['error_rate']:
raise Exception('blah')
if context.solid_config.get('materialization_key') is not None:
metadata_entries = []
if context.solid_config.get('materialization_text') is not None:
metadata_entries.append(
EventMetadataEntry.text(
context.solid_config.get('materialization_text'), context.solid.name,
)
)
if context.solid_config.get('materialization_url') is not None:
metadata_entries.append(
EventMetadataEntry.url(
context.solid_config.get('materialization_url'), context.solid.name,
)
)
if context.solid_config.get('materialization_path') is not None:
metadata_entries.append(
EventMetadataEntry.path(
context.solid_config.get('materialization_url'), context.solid.name,
)
)
if context.solid_config.get('materialization_json') is not None:
metadata_entries.append(
EventMetadataEntry.json(
context.solid_config.get('materialization_json'), context.solid.name,
)
)
if context.solid_config.get('materialization_value') is not None:
metadata_entries = [
EventMetadataEntry.float(
context.solid_config.get('materialization_value'), context.solid.name,
)
]
if len(metadata_entries) == 0:
metadata_entries = None
yield Materialization(
label=context.solid.name,
asset_key=context.solid_config.get('materialization_key'),
metadata_entries=metadata_entries,
)
yield Output(1)
def materialization_and_expectation(_context):
yield AssetMaterialization(
asset_key="all_types",
description="a materialization with all metadata types",
metadata_entries=[
EventMetadataEntry.text("text is cool", "text"),
EventMetadataEntry.url("https://bigty.pe/neato", "url"),
EventMetadataEntry.fspath("/tmp/awesome", "path"),
EventMetadataEntry.json({"is_dope": True}, "json"),
],
)
yield ExpectationResult(success=True, label="row_count", description="passed")
yield ExpectationResult(True)
yield Output(True)
def materialization_and_expectation(_context):
yield Materialization(
label='all_types',
description='a materialization with all metadata types',
metadata_entries=[
EventMetadataEntry.text('text is cool', 'text'),
EventMetadataEntry.url('https://bigty.pe/neato', 'url'),
EventMetadataEntry.fspath('/tmp/awesome', 'path'),
EventMetadataEntry.json({'is_dope': True}, 'json'),
],
)
yield ExpectationResult(success=True, label='row_count', description='passed')
yield ExpectationResult(True)
yield Output(True)