[core] remove redundant step level calls
e77491cb75d4
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Authored by alangenfeld on Dec 6 2019, 1:10 AM.

Description

[core] remove redundant step level calls

Summary: remove API that encourages building the toposorted deps twice. This was an easier path then memoizing on a namedtuple

Test Plan: unit - profiler run to verify improvement

Reviewers: schrockn, max

Reviewed By: schrockn

Committed

alangenfeld

Dec 6 2019, 1:23 AM

Reviewer

schrockn

Differential Revision

D1551: [core] remove redundant step level calls

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				Path	Packages
	M			python_modules/dagster/dagster/core/engine/engine_inprocess.py
	M			python_modules/dagster/dagster/core/engine/engine_multiprocess.py
	M			python_modules/dagster/dagster/core/execution/memoization.py
	M			python_modules/dagster/dagster/core/execution/plan/plan.py