def lock(self):
data = self.data<EOL>data['<STR_LIT>']['<STR_LIT>'] = {"<STR_LIT>": self.hash}<EOL>data['<STR_LIT>']['<STR_LIT>'] = <NUM_LIT:6><EOL>return json.dumps(data, indent=<NUM_LIT:4>, separators=('<STR_LIT:U+002C>', '<STR_LIT>'))<EOL>
Returns a JSON representation of the Pipfile.