python core programming exercises 1-2 regular expression matches any words separated by a single space title right, and that is the name

# Matches any words separated by a single about whitespace , that is, first and last name

. 1  Import Re
 2  
. 3 PATT = ' [A-Za-Z] + [A-Za-Z] + '   # A method + + operator match its left regular expression occurs at least once a case 
. 4  # PATT = ' [A-Za-z] + [A-Za-z] + '# method II 
. 5 # PATT = ' [A-Za-Z] + \ S [A-Za-Z] + ' # method three 

 . 6 NAME1 = ' Zhang San ' 
. 7 NAME2 = ' Li Si ' 
. 8 NAME3 = ' Wang ermazi ' 
. 9  
10 m = re.match (PATT, NAME1)
 . 11 M1 = re.match (PATT, NAME2)
 12 is M2 = re.match(patt, name3)
13 if m is not None:
14     print(m.group())
15 if m is not None:
16     print(m1.group())
17 if m is not None:
18     print(m2.group())

"" " 
/Usr/bin/python3.5 / studydisk / OTHER / regular expression /demo2.py 
zhang San 
li Si 
wang ermazi 
" ""