Your code is missing proper indentation and also the parenthesis for the print()
command
def usage():
print ("""
-h --help Usage
-b --myId My Id
-p --myImg My primary image
-s --myImg2 My secondary image
-i --myfile My file
-e --env Set env
""")
#output
usage()
-h --help Usage
-b --myId My Id
-p --myImg My primary image
-s --myImg2 My secondary image
-i --myfile My file
-e --env Set env