Research on Application of Python Web Crawler Technology in DCEP and Legal Risk

although the Python-based web crawler technology is no longer the latest mining technology on the Internet, there is still a lot of space for its application in the digital currency field. The related technology needs further development. At the same time, precautions must be taken in the process of using this technology Legal risk. According to the actual situation, the legal problems that are easy to appear in the data mining process of the web crawler technology include the infringement of intellectual property rights, unfair competition and criminal liability. This article clarifies various legal risks, puts forward suggestion on how to avoid these legal risks, and proposed corresponding countermeasures.