if ... elif ... else ...
if condition_A:
do thing_A
elif condition_B:
do thing_B
else:
do thing_C
while
while condition_A:
do thing_A
for
for index in list:
do thing_A
continue 和 break
continue 跳出当前本次循环;
break 跳出当前整个循环。
if ... elif ... else ...
if condition_A:
do thing_A
elif condition_B:
do thing_B
else:
do thing_C
while
while condition_A:
do thing_A
for
for index in list:
do thing_A
continue 和 break
continue 跳出当前本次循环;
break 跳出当前整个循环。
链接
https://www.runoob.com/python3/python3-tutorial.html
https://www.liaoxuefeng.com/wiki/1016959663602400
cat << EOF > /usr/lib/systemd/system/nginx.service
[Unit]
Description=nginx
After=network.target
[Service]
Type=forking
PIDFile=/usr/local/nginx/logs/nginx.pid
ExecStart=/usr/local/nginx/sbin/nginx
ExecReload=/usr/local/nginx/sbin/nginx -s reload
ExecStop=/usr/local/nginx/sbin/nginx -s stop
PrivateTmp=true
[Install]
WantedBy=multi-user.target
EOF
Code
subjects_list = ["Chinese", "Math", "English"]
scores_list = [92, 75, 99]
for index,value in enumerate(subjects_list):
print value, scores_list[index]
Output
Chinese 92
Math 75
English 99