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Warn the user if the scenario.automated.yaml is outdated or non existent #85

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lindnemi wants to merge 2 commits into from
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Warn the user if the scenario.automated.yaml is outdated or non existent #85

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92ecdb4
use the onstart directive of snakemake to print a warning
lindnemi May 7, 2025
20c670a
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] May 7, 2025
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32 changes: 23 additions & 9 deletions Snakefile
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Original file line number Diff line number Diff line change
Expand Up @@ -79,6 +79,29 @@ if config["foresight"] == "perfect":
include: "rules/solve_perfect.smk"


# Pypsa-DE requires the scenario management by default
onstart:
scenarios_file = Path(config["run"]["scenarios"]["file"])
manual_file = Path(config["run"]["scenarios"]["manual_file"])

if not scenarios_file.exists():
print(
f"\033[91mWARNING: {scenarios_file} does not exist. Please run `snakemake build_scenarios` to create it.\033[0m"
)
elif manual_file.exists():
if scenarios_file.stat().st_mtime < manual_file.stat().st_mtime:
print(
f"\033[91mWARNING: {manual_file} is newer than {scenarios_file}. Please run `snakemake build_scenarios` to update {scenarios_file}.\033[0m"
)
else:
print(
f"\033[91mWARNING: {manual_file} does not exist. Please create it to use the scenario management.\033[0m"
)
print(
f"Scenario file {scenarios_file} exists and is up to date. Starting workflow."
)


rule all:
input:
expand(RESULTS + "graphs/costs.svg", run=config["run"]["name"]),
Expand Down Expand Up @@ -149,15 +172,6 @@ rule all:
default_target: True


rule create_scenarios:
output:
config["run"]["scenarios"]["file"],
conda:
"envs/environment.yaml"
script:
"config/create_scenarios.py"


rule purge:
run:
import builtins
Expand Down
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