<reponame>giserh/book-python
agency = 'NASA'

if agency == 'NASA':
    print('Howdy from NASA')
elif agency == 'Roscosmos':
    print('Privyet z Roscosmos')
elif agency == 'ESA':
    print('Guten Tag aus ESA')
else:
    raise NotImplementedError

agency = 'NASA'

if agency == 'NASA':
    print('Howdy from NASA')
elif agency == 'Roscosmos':
    print('Privyet z Roscosmos')
elif agency == 'ESA':
    print('Guten Tag aus ESA')
else:
    raise NotImplementedError