def _copyFile()

in benchmarking/benchmarks/benchmarks.py [0:0]

• 42 lines of code
• 10 McCabe index (conditional complexity)

    def _copyFile(self, field, destination_name, source):
        if "location" not in field:
            return False
        location = field["location"]
        if location[0:4] == "http":
            abs_name = destination_name
            getLogger().info("Downloading {}".format(location))
            r = requests.get(location)
            if r.status_code == 200:
                with open(destination_name, "wb") as f:
                    f.write(r.content)
        else:
            abs_name = self._getAbsFilename(field, source, None)
            if os.path.isfile(abs_name):
                if os.stat(abs_name).st_size < COPY_THRESHOLD:
                    shutil.copyfile(abs_name, destination_name)
                else:
                    if not os.path.isfile(destination_name):
                        getLogger().info(
                            "Create symlink between {} and {}".format(
                                abs_name, destination_name
                            )
                        )
                        os.symlink(abs_name, destination_name)
            else:
                import distutils.dir_util

                distutils.dir_util.copy_tree(abs_name, destination_name)
        if os.path.isdir(destination_name) and field["md5"] == "directory":
            return False
        assert os.path.isfile(destination_name), "File {} cannot be retrieved".format(
            destination_name
        )
        # verify the md5 matches the file downloaded
        md5 = self._calculateMD5(destination_name, field["md5"], abs_name)
        if md5 != field["md5"]:
            getLogger().info(
                "Source file {} is changed, ".format(location)
                + " updating MD5. "
                + "Please commit the updated json file."
            )
            field["md5"] = md5
            return True
        return False