Format strings using black

examples/basic_usage.py

@@ -3,10 +3,10 @@
 from fbchat import Client
 from fbchat.models import *
 
-client = Client('<email>', '<password>')
+client = Client("<email>", "<password>")
 
-print('Own id: {}'.format(client.uid))
+print("Own id: {}".format(client.uid))
 
-client.send(Message(text='Hi me!'), thread_id=client.uid, thread_type=ThreadType.USER)
+client.send(Message(text="Hi me!"), thread_id=client.uid, thread_type=ThreadType.USER)
 
 client.logout()