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Exporting graph in JSON format via output-raw cli command #955

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Feb 24, 2022
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Exporting graph in JSON format via output-raw cli command #955

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18 changes: 15 additions & 3 deletions metaflow/cli.py
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Original file line number Diff line number Diff line change
Expand Up @@ -174,10 +174,22 @@ def help(ctx):


@cli.command(help="Output internal state of the flow graph.")
@click.option("--json", is_flag=True, help="Output the flow graph in JSON format.")
@click.pass_obj
def output_raw(obj):
echo("Internal representation of the flow:", fg="magenta", bold=False)
echo_always(str(obj.graph), err=False)
def output_raw(obj, json):
if json:
import json as _json

_msg = "Internal representation of the flow in JSON format:"
_graph_dict, _graph_struct = obj.graph.output_steps()
_graph = _json.dumps(
dict(graph=_graph_dict, graph_structure=_graph_struct), indent=4
)
else:
_graph = str(obj.graph)
_msg = "Internal representation of the flow:"
echo(_msg, fg="magenta", bold=False)
echo_always(_graph, err=False)


@cli.command(help="Visualize the flow with Graphviz.")
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