feature #49580: support new-style float_format string in to_csv #23863

Job	Run time
python-dev	0s
Linux-32-bit	18m 31s
Pyodide build	23m 23s
Linux-Musl	15m 48s
windows-latest actions-310.yaml	44m 26s
windows-latest actions-311.yaml	42m 26s
windows-latest actions-313.yaml	49m 30s
windows-latest actions-312.yaml	42m 2s
macos-13 actions-313.yaml	43m 27s
macos-13 actions-312.yaml	36m 3s
macos-13 actions-311.yaml	45m 18s
macos-13 actions-310.yaml	43m 0s
macos-14 actions-310.yaml	37m 25s
macos-14 actions-312.yaml	30m 53s
macos-14 actions-313.yaml	26m 10s
macos-14 actions-311.yaml	25m 42s
Future infer strings (without pyarrow)	45m 31s
Pypy	1m 35s
ubuntu-24.04 actions-310.yaml	55m 21s
ubuntu-24.04-arm actions-311.yaml	39m 32s
Numpy Dev	16m 59s
ubuntu-24.04 actions-313.yaml	54m 46s
ubuntu-24.04-arm actions-313.yaml	38m 21s
Locale: zh_CN	31m 57s
Minimum Versions	28m 18s
ubuntu-24.04 actions-312.yaml	50m 28s
Future infer strings	51m 53s
Locale: it_IT	30m 26s
ubuntu-24.04-arm actions-312.yaml	38m 4s
ubuntu-24.04-arm actions-310.yaml	40m 6s
Pyarrow Nightly	20m 52s
ubuntu-24.04 actions-311.yaml	50m 24s
Freethreading	20m 46s
Downstream Compat	5m 27s
	19h 4m 50s

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