import re

 telNumber = '''Suppose my Phone No. is 0535-1234567,yours is 010-12345678,his is 025-87654321.'''

 pattern = re.compile(r'(\d{3,4})-(\d{7,8})')

 index = 0

 while True:

     matchResult=pattern.search(telNumber,index) #从指定位置开始匹配

     if not matchResult:

         break

     print('-'*30)

     print('Success:')

     for i in range(3):

         print('Search content:',matchResult.group(i),'Start from:',matchResult.start(i),'End at:',matchResult.end(i),'Its span is:',matchResult.span(i))

     index=matchResult.end(2)    #指定下次匹配的开始位置

 # ------------------------------

 # Success:

 # Search content: 0535-1234567 Start from: 24 End at: 36 Its span is: (24, 36)

 # Search content: 0535 Start from: 24 End at: 28 Its span is: (24, 28)

 # Search content: 1234567 Start from: 29 End at: 36 Its span is: (29, 36)

 # ------------------------------

 # Success:

 # Search content: 010-12345678 Start from: 46 End at: 58 Its span is: (46, 58)

 # Search content: 010 Start from: 46 End at: 49 Its span is: (46, 49)

 # Search content: 12345678 Start from: 50 End at: 58 Its span is: (50, 58)

 # ------------------------------

 # Success:

 # Search content: 025-87654321 Start from: 66 End at: 78 Its span is: (66, 78)

 # Search content: 025 Start from: 66 End at: 69 Its span is: (66, 69)

 # Search content: 87654321 Start from: 70 End at: 78 Its span is: (70, 78)