回答編集履歴
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コードの追記です。
test
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for文の外側でリストを定義すれば良いと思いますが、その実装の場合は問題ありますでしょうか。
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下記のようにfor文の外側でリストを定義すれば良いと思いますが、その実装の場合は問題ありますでしょうか。
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```python
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import urllib.request
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import urllib.parse
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import json
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from google.cloud import bigquery
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def get_tags():
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client = bigquery.Client()
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tableName = ['clientA','clientB','test2']
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tag_list = [] # 変更点
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for table in tableName:
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query = """SELECT column_name
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FROM `test_project.test_table.INFORMATION_SCHEMA.COLUMNS`
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where table_name = '{}' """.format(table)
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job_config = bigquery.QueryJobConfig(
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query_parameters=[
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bigquery.ScalarQueryParameter("table", "STRING", table)
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]
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)
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query_job = client.query(query)
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query_res = query_job.result()
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# tag_list = []
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for row in query_res:
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tag_list.append(row[0])
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print(tag_list)
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# response = json.dumps(tag_list)
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# return print(response)
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get_tags()
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```
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