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Format python codes with black. (#453)

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This commit is contained in:
Yudong Jin
2023-04-09 05:05:35 +08:00
committed by GitHub
parent 1c8b7ef559
commit 5ddcb60825
45 changed files with 656 additions and 456 deletions
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11
codes/python/chapter_hashing/hash_map.py
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@@ -5,15 +5,16 @@ Author: msk397 (machangxinq@gmail.com)
"""
import sys, os.path as osp
sys.path.append(osp.dirname(osp.dirname(osp.abspath(__file__))))
from modules import *
""" Driver Code """
if __name__ == "__main__":
""" 初始化哈希表 """
# 初始化哈希表
mapp = dict[int, str]()
""" 添加操作 """
# 添加操作
# 在哈希表中添加键值对 (key, value)
mapp[12836] = "小哈"
mapp[15937] = "小啰"
@@ -23,18 +24,18 @@ if __name__ == "__main__":
print("\n添加完成后，哈希表为\nKey -> Value")
print_dict(mapp)
""" 查询操作 """
# 查询操作
# 向哈希表输入键 key ，得到值 value
name: str = mapp[15937]
print("\n输入学号 15937 ，查询到姓名 " + name)
""" 删除操作 """
# 删除操作
# 在哈希表中删除键值对 (key, value)
mapp.pop(10583)
print("\n删除 10583 后，哈希表为\nKey -> Value")
print_dict(mapp)
""" 遍历哈希表 """
# 遍历哈希表
print("\n遍历键值对 Key->Value")
for key, value in mapp.items():
print(key, "->", value)