def read_body(environ):
 length = environ.get('CONTENT_LENGTH', '0')
 length = (0 if (length == '') else int(length))
 return environ['wsgi.input'].read(length)

def read_body ( environ ) : length = environ . get ( 'CONTENT_LENGTH' , '0' ) length = ( 0 if ( length == '' ) else int ( length ) ) return environ [ 'wsgi.input' ] . read ( length )
pull the body from the request and return it .