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import os
import sys
def main():
"""Run this"""
args = sys.argv[1:]
loc = os.path.dirname(__file__)
if '-h' in args:
print('|'.join(sorted(args)))
return
elif '-e' in args:
sys.stderr.write('|'.join(sorted(args)) + "\n")
return
elif '-ev' in args:
print(os.environ.get('CR_VAR', 'FAILED') + '\n')
return
user = 'user'
if '-u' in args:
user = args[args.index('-u')+1]
if user == 'john':
sys.stderr.write("Program Error")
sys.exit(2)
if '-l' in args:
if user == 'error':
raise ValueError("Delibrate IO Error")
if not os.path.exists(os.path.join(loc, 'spool', user)):
sys.stderr.write("no crontab for %s\n" % user)
sys.exit(1)
fhl = open(os.path.join(loc, 'spool', user), 'r')
print(fhl.read())
return
for filename in args:
if filename[0] == '-' or filename == user:
continue
new_name = os.path.join(loc, 'spool', user)
if not os.path.exists(filename):
raise KeyError("Can't find file: {}".format(filename))
with open(filename, 'r') as source:
with open(new_name, 'w') as output:
output.write(source.read())
if __name__ == '__main__':
main()
sys.exit(0)
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