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a839836 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | import yaml
import argparse
parser = argparse.ArgumentParser()
parser.add_argument('--a', type=str, required=True)
args = parser.parse_args()
result = yaml.dump(yaml.safe_load(args.a) or {}) # 处理None值
print(result)
# ==================================================
# Sample Test Cases (randomly selected)
# ==================================================
# ===== Test Case 1 =====
# Input:
# --a = 'true'
# Output:
# true
# ...
# Return Code: 0
# ===== Test Case 2 =====
# Input:
# --a = 'set: !!set\n ? a\n ? b\n ? c'
# Output:
# set: !!set
# a: null
# b: null
# c: null
# Return Code: 0
# ===== Test Case 3 =====
# Input:
# --a = 'level1:\n level2:\n level3:\n - deep\n - nesting'
# Output:
# level1:
# level2:
# level3:
# - deep
# - nesting
# Return Code: 0
# ===== Test Case 4 =====
# Input:
# --a = 'true'
# Output:
# true
# ...
# Return Code: 0
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