def select_scheme(self, name):
<EOL>scheme = INSTALL_SCHEMES[name]<EOL>for key in SCHEME_KEYS:<EOL><INDENT>attrname = '<STR_LIT>' + key<EOL>if getattr(self, attrname) is None:<EOL><INDENT>setattr(self, attrname, scheme[key])<EOL><DEDENT><DEDENT>
Sets the install directories by applying the install schemes.