def run(self):
old_inplace, self.inplace = self.inplace, <NUM_LIT:0><EOL>_build_ext.run(self)<EOL>self.inplace = old_inplace<EOL>if old_inplace:<EOL><INDENT>self.copy_extensions_to_source()<EOL><DEDENT>
Build extensions in build directory, then copy if --inplace