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[mod] refactor error handling mecanism

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This commit is contained in:
Laurent Peuch 2015-12-08 07:28:57 +01:00
parent 7a1bdb033d
commit 2392e52dbd
1 changed files with 12 additions and 5 deletions
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@ -5,15 +5,22 @@ import sys
import yaml
def main():
if not os.path.exists(os.path.join(os.getcwd(), "settings.yaml")):
sys.stderr.write("I can't find a settings.yaml in the current working directory, abort\n")
def error(test, error_message):
if not test:
sys.stderr.write(error_message)
sys.stderr.write("\n")
sys.exit(1)
def main():
error(os.path.exists(os.path.join(os.getcwd(), "settings.yaml")), "I can't find a settings.yaml in the current working directory, abort")
settings = yaml.safe_load("settings.yaml")
assert isinstance(settings, dict), "Your settings.yaml should be a dict"
assert settings.get("title"), "You should specify a title in your main settings.yaml"
error(isinstance(settings, dict), "Your settings.yaml should be a dict")
error(settings.get("title"), "You should specify a title in your main settings.yaml")
title = settings["title"]
sub_title = settings.get("sub_title", "")