代码如下:
import re
cc=re.compile(r'[京津沪渝冀豫云辽黑湘皖鲁新苏浙赣鄂桂甘晋蒙陕吉闽贵粤青藏川宁琼使领][A-HJ-NP-Za-hj-np-z][A-HJ-NP-Z0-9a-hj-np-z]{4,4}[A-HJ-NP-Z0-9挂学警港澳]',re.S)
bb=""
stopword=':q'
print("请输入内容【单独输入‘:q‘保存退出】:")
for a in iter(input,stopword):
bb=bb+a +"\n"
vv=cc.findall(bb.lower())
print(vv)
print(len(vv))
#注:可复制粘贴多个车号,大小写都可匹配