Merge "Use py3 features in merge_csv.py."

/*

 * Copyright (C) 2020 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

python_binary_host {

	name: "merge_csv",

	main: "merge_csv.py",

	srcs: ["merge_csv.py"],

	version: {

		py2: {

			enabled: false,

		},

		py3: {

			enabled: true,

			embedded_launcher: true

		},

	},

}

import sys

csv_readers = [

    csv.DictReader(open(csv_file, 'rb'), delimiter=',', quotechar='|')

    csv.DictReader(open(csv_file, 'r'), delimiter=',', quotechar='|')

    for csv_file in sys.argv[1:]

]

    headers = headers.union(reader.fieldnames)

# Concatenate all files to output:

out = csv.DictWriter(sys.stdout, delimiter=',', quotechar='|', fieldnames = sorted(headers))

out = csv.DictWriter(sys.stdout, delimiter=',', quotechar='|', quoting=csv.QUOTE_MINIMAL,

                     dialect='unix', fieldnames=sorted(headers))

out.writeheader()

for reader in csv_readers:

    for row in reader:

        out.writerow(row)