回答編集履歴
2
d
test
CHANGED
@@ -24,11 +24,15 @@
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+
exists = Path(csv_path).exists()
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with open(csv_path, "a") as f:
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writer = csv.DictWriter(f, fieldnames=["in_flag", "t1"])
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-
if not
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if not exists:
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writer.writeheader() # ファイルが存在しない場合は、ヘッダーを書き込む。
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1
d
test
CHANGED
@@ -36,7 +36,7 @@
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-
with open(
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with open(csv_path) as f:
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reader = csv.DictReader(f)
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