Python源代码默认是 ASCII.可以在源文件的第一行或者是第二行作如下声明: # coding=UTF-8 or (using formats recognized by popular editors): 1 2 #!/usr/bin/python# -*- coding: UTF-8 -*- or: 1 2 #!/usr/bin/python# vim: set fileencoding=UTF-8 : 系统编码 前面说了,Python根据电脑默认...
1. The complete Python source file should use a single encoding. Embedding of differently encoded data is not allowed and will result in a decoding error during compilation of the Python source code. Any encoding which allows processing the first two lines in the way indicated above is allowed...
to be flaky. Use signals such as network events, selectors becoming visible and others instead. **Usage** ```py # wait for 1 second await page.wait_for_timeout(1000) ``` ```py # wait for 1 second page.wait_for_timeout(1000) ``` Parameters --- timeout : float A timeout to ...
转换有点棘手: # Use r'', simulate input a = r'\xe6\xb8\xac\xe8\xa9\xa6' print(a.encode('ascii').decode('unicode-escape').encode('latin-1').decode('utf-8')) 遵循转换: # Step 0 (initial) print(a) \xe6\xb8\xac\xe8\xa9\xa6 # Step 1 print(a.encode('ascii')) b...
xml version="1.0" encoding="UTF-8"?>','') rsp_data1=rsp_data1.replace('xmlns="urn:huawei:yang:huawei-file-operation"','') rsp_data = '{}{}{}'.format('<dirs>',rsp_data1,'</dirs>') root_elem = etree.fromstring(rsp_data) namespaces = {'file-operation': 'urn:huawei:yang:...
execute('use %s' % database) #设置编码格式 cur.execute('SET NAMES utf8;') cur.execute('SET character_set_connection=utf8;') #执行create_sql,创建表 cur.execute(create_sql) #执行data_sql,导入数据 cur.execute(data_sql) conn.commit() #关闭连接 conn.close() cur.close() -END- 本文...
kafka的消费模式总共有3种:最多一次,最少一次,正好一次。为什么会有这3种模式,是因为客户端处理消息,提交反馈(commit)这两个动作不是原子性。 1.最多一次:客户端收到消息后,在处理消息前自动提交,这样kafka就认为consumer已经消费过了,偏移量增加。 2.最少一次:客户端收到消息,处理消息,再提交反馈。这样就可能...
# Extra Java runtime options. Empty by default. #export HADOOP_OPTS="$HADOOP_OPTS -.preferIPv4Stack=true" export HADOOP_OPTS="-Djava.security.krb5.realm=OX.AC.UK -Djava.security.krb5.kdc=:" # The maximum amount of heap to use, in MB. Default is 1000. ...
table_name)#使用数据库cur.execute('use%s'%database)#设置编码格式cur.execute('SET NAMES utf8;'...
8.11 # 查看行高sht_3.range('A1').row_height 13.8 A1单元格高改为15.6，宽改为2.2 ...