phone_email.py

import pyperclip, re

pregex = re.compile(r'''(
        (\d{3}|\(\d{3}\))?                
        (\s|-|\.)?                        
        (\d{3})                           
        (\s|-|\.)                         
        (\d{4})                           
        (\s*(ext|x|ext.)\s*(\d{2,5}))? 
)''', re.VERBOSE)

mregex = re.compile(r'''(
    [a-zA-Z0-9._%+-]+      
    @                      
    [a-zA-Z0-9.-]+         
    (\.[a-zA-Z]{2,4})   
)''', re.VERBOSE)


text = str(pyperclip.paste())
matches = []
for groups in pregex.findall(text):
    pNum = '-'.join([groups[1], groups[3], groups[5]])
    if groups[8] != '':
        pNum += 'x' + groups[8]
    matches.append(pNum)

for groups in mregex.findall(text):
    matches.append(groups[0])    

if len(matches) > 0:
    pyperclip.copy('\n'.join(matches))
    print('Copied to clipboard:')
    print('\n'.join(matches))
else:
    print('No phone numbers or email addresses found.')