Python 连接musql报错“TypeError: d format: a number is required, not str”

博客主要讲述连接MySQL时出现报错‘TypeError: %d format: a number is required, not str’的问题。提示表明port应为number类型而非str类型,解决方法是进行类型转换。

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连接musql报错“TypeError: %d format: a number is required, not str”

 

解决方法:

提示的“ self.host_info = "socket %s:%d" % (self.host, self.port)  TypeError: %d format: a number is required, not str”

说明port是一个number类型,而不是str类型。转换一下类型即可。

port_param_int=int(port_param) # 将port的类型转成number类型
        
db = pymysql.connect(host=host_param,user=user_param,password=pwd_param,db=db_param,port=port_param_int,

 

你给到代码出现了: --- Logging error --- Traceback (most recent call last): File "D:\Develop\Python\Python38\lib\logging\__init__.py", line 1088, in emit stream.write(msg + self.terminator) TypeError: a bytes-like object is required, not 'str' Call stack: File "1.py", line 244, in <module> server = mysql_listener() File "1.py", line 231, in __init__ log.info("Listening on port %d", PORT) Message: 'Listening on port %d' Arguments: (3306,) --- Logging error --- Traceback (most recent call last): File "D:\Develop\Python\Python38\lib\logging\__init__.py", line 1088, in emit stream.write(msg + self.terminator) TypeError: a bytes-like object is required, not 'str' Call stack: File "1.py", line 247, in <module> asyncore.loop() File "D:\Develop\Python\Python38\lib\asyncore.py", line 203, in loop poll_fun(timeout, map) File "D:\Develop\Python\Python38\lib\asyncore.py", line 150, in poll read(obj) File "D:\Develop\Python\Python38\lib\asyncore.py", line 83, in read obj.handle_read_event() File "D:\Develop\Python\Python38\lib\asyncore.py", line 414, in handle_read_event self.handle_accept() File "1.py", line 239, in handle_accept log.info('Connection from: %r', pair[1]) Message: 'Connection from: %r' Arguments: (('127.0.0.1', 55143),) --- Logging error --- Traceback (most recent call last): File "1.py", line 199, in found_terminator raise LastPacket() LastPacket During handling of the above exception, another exception occurred: Traceback (most recent call last): File "D:\Develop\Python\Python38\lib\logging\__init__.py", line 1088, in emit stream.write(msg + self.terminator) TypeError: a bytes-like object is required, not 'str' Call stack: File "1.py", line 247, in <module> asyncore.loop() File "D:\Develop\Python\Python38\lib\asyncore.py", line 203, in loop poll_fun(timeout, map) File "D:\Develop\Python\Python38\lib\asyncore.py", line 150, in poll read(obj) File "D:\Develop\Python\Python38\lib\asyncore.py", line 83, in read obj.handle_read_event() File "D:\Develop\Python\Python38\lib\asyncore.py", line 420, in handle_read_event self.handle_read() File "D:\Develop\Python\Python38\lib\asynchat.py", line 151, in handle_read self.found_terminator() File "1.py", line 205, in found_terminator log.info('Last packet') Message: 'Last packet' Arguments: () 这些错误
最新发布
07-11
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