def check_installed_files(self):
        mismatches = []
        base = os.path.dirname(self.path)
        record_path = self.get_distinfo_file('RECORD')
        for path, hash_value, size in self.list_installed_files():
            if not os.path.isabs(path):
                path = os.path.join(base, path)
            if path == record_path:
                continue
            if not os.path.exists(path):
                mismatches.append((path, 'exists', True, False))
            elif os.path.isfile(path):
                actual_size = str(os.path.getsize(path))
                if size and actual_size != size:
                    mismatches.append((path, 'size', size, actual_size))
                elif hash_value:
                    if '=' in hash_value:
                        hasher = hash_value.split('=', 1)[0]
                    else:
                        hasher = None

                    with open(path, 'rb') as f:
                        actual_hash = self.get_hash(f.read(), hasher)
                        if actual_hash != hash_value:
                            mismatches.append((path, 'hash', hash_value, actual_hash))
        return mismatches
Used by makepkginfo to build pkginfo data for Adobe
dataset/ETHPy150Open anzev/hedwig/build/pip/pip/_vendor/distlib/database.py/InstalledDistribution.check_installed_files--crossover with--dataset/ETHPy150Open munki/munki/code/client/munkilib/adobeutils.py/getAdobeCatalogInfo