Delete an element from a dictionary richzilla asked: Is there a way to delete an item from a dictionary in Python? 如何在Python的字典中删除一个元素? Additionally, how can I delete an item from a dictionary to return a copy (i.e., not modifying the original)? 此外,如果我希望获得一个修...
# Delete an item from dictionary del[Dictionary1['C']] print('Updated Dictionary:') print(items) Output: Original Dictionary items: dict_items([('A', 'Geeks'), ('C', 'Geeks'), ('B', 4)]) Updated Dictionary: dict_items([('A', 'Geeks'), ('B', 4)]) If the Dictionary is ...
# delete item having "Germany" keydelcountry_capitals["Germany"] print(country_capitals) Run Code Output {'Canada': 'Ottawa'} Note: We can also use thepop()method to remove an item from a dictionary. If we need to remove all items from a dictionary at once, we can use theclear()me...
items=Dictionary1.items() # Printing all the items of the Dictionary print(items) # Delete an item from dictionary del[Dictionary1['C']] print('Updated Dictionary:') print(items) Output: Original Dictionary items: dict_items([('A', 'Geeks'), ('C', 'Geeks'), ('B', 4)]) Updated...
>>> del314 File "", line 1del314 ^^SyntaxError: cannot delete literal>>> del"Hello, World!" File "", line 1del"Hello, World!" ^^^SyntaxError: cannot delete literal 在这些示例中，请注意，您不能del直接在对象上使用该语句。正如您已经了解到的，您必须将其与变量、名称和其他标识符...
])# 要删除的键的列表keys_to_delete = ['b','d']# 遍历要删除的键的列表,并使用pop方法删除它们forkeyinkeys_to_delete:ifkeyinmy_odict: my_odict.pop(key)# 打印修改后的OrderedDict,它会保持剩余元素的顺序print(my_odict)# 输出: OrderedDict([('a', 1), ('c', 3), ('e', 5)]) ...
Patrick Loeber···May 26, 2023 ·2 min read PythonBasics This article shows how you can remove a key from a dictionary in Python. To delete a key, you can use two options: Usingdel my_dict['key'] Usingmy_dict.pop('key', None) Let'...
3. 英文:In the dictionary `my_dict = {'key1': 'value1', 'key2': 'value2'}$, if I decide to delete the key - value pair with the key 'key2', I can use `del my_dict['key2']`. It's like erasing a wrong entry in a notebook. 中文:在字典`my_dict = {'key1': 'valu...
# update or delete the elements deldic[1] # delete this key dic.pop('tel') # show and delete this key dic.clear() # clear the dictionary deldic # delete the dictionary dic.get(1) # get the value of key dic.get(1, 'error') # return a user-define message if the dictionary do...
fromkeys(keys [, value]) # Creates a dict from collection of keys. value = <dict>.pop(key) # Removes item from dictionary. {k: v for k, v in <dict>.items() if k in keys} # Filters dictionary by keys. Counter >>> from collections import Counter >>> colors = ['red', 'blue...