code: def _acronym_lic(self, license_statement):
          
          pat = re.compile(r'\(([\w+\W?\s?]+)\)')
          if pat.search(license_statement):
              lic = pat.search(license_statement).group(1)
              if lic.startswith('CNRI'):
                  acronym_licence = lic[:4]
              else:
                  acronym_licence = lic.replace(' ', '')
          else:
              acronym_licence = ''.join(
                  [w[0]
                   for w in license_statement.split(self.prefix_lic)[1].split()])
          return acronym_licence
docs: Convert license acronym.