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[英]How to correctly use Python multiprocessing for a function with signature f(str, str, str, list)?
[英]How to use str as list index in Python?
我從數據庫中讀取了每個人的姓名和觀點,我需要提供類似的信息:
myarray['Alex'] = 18
我已經試過了:
myArray = []
cur.execute("SELECT name, point FROM mytable WHERE name <> '' ")
for row in cur.fetchall():
name = row[0]
myArray[name] = row[1]
但是我得到這個錯誤
TypeError: list indices must be integers, not str
您需要使用字典 ,而不是數組:
myDict = {} # Here!
cur.execute("SELECT name, point FROM mytable WHERE name <> '' ")
for row in cur.fetchall():
name = row[0]
myDict[name] = row[1]
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