#Help

$ ./client.py -h
usage: client.py [-h] [-m {GET,POST,DELETE}] -e {artist,genre} [-i ID]
	         [-o OBJECT] [-u USERNAME] [-p PASSWORD]

optional arguments:
  -h, --help            show this help message and exit
  -m {GET,POST,DELETE}, --method {GET,POST,DELETE}
	                Type of HTTP request
  -e {artist,genre}, --entity {artist,genre}
	                Database entity
  -i ID, --identifier ID
	                Identifier of the entity (song artist's name, name of
	                genre)
  -o OBJECT, --object OBJECT
	                JSON object with object data
  -u USERNAME, --username USERNAME
	                Username (default: admin)
  -p PASSWORD, --password PASSWORD
	                Password

#Examples 1. Show all artists ./client.py -e artist 2. Show artist "Roger Waters" ./client.py -e artist -i "Roger Waters" 3. Create artist "Roger Lavas" ./client.py -e artist -m POST -o '{"name":"Roger Lavas"}' -p admin 4. Update artist "Roger Lavas" to "Roger Beers" ./client.py -e artist -m POST -i "Roger Lavas" -o '{"name":"Roger Beers"}' -p admin 5. Delete artist "Roger Beers" ./client.py -e artist -m DELETE -i "Roger Beers" -p admin