Simple script to test format validity of yaml files.

yams_test.py

import sys
import yaml

# sample usage:
# user@shell$ python3 yams_test.py file1.yaml file2.yaml file3.yaml

print(sys.argv)

for fname in sys.argv[1:]:
    fin = open(fname, 'r')
    yams = fin.read()
    fin.close()

    try:
        yaml.load(yams)
        print('%s Success!' % (fname,))
    except Exception as e:
        raise e