print '--'.join(['alfa','beta','rho'])
# alfa--beta--rho
---------------------------------------
def U (*a): return ''.join(a)

def Unr (*a): return '\n'.join(a)

def Usp (*a): return ' '.join(a)

def Uv (a): return ''.join(a)

def Uvnr (a): return '\n'.join(a)

def Uvsp (a): return ' '.join(a)
---------------------------------------
a=U('Africa','Asia','Europa')
print a
# AfricaAsiaEuropa

a=Usp('Africa','Asia','Europa')
print a
# Africa Asia Europa

a=Unr('Africa','Asia','Europa')
print a # Output:

Africa
Asia
Europa
--------------------------------------
a=Unr(Usp('Africa','Asia','Europa'),
    Usp('America','Australia'),
    Usp('Artide','Antartide'))
print a
# Output

Africa Asia Europa
America Australia
Artide Antartide
--------------------------------------
p=['Africa','Asia','Europa']
q=['America','Australia']
r=['Artide','Antartide']
a=Unr(Uvsp(p),Uvsp(q),Uvsp(r))
print a
# Output = precedente.
--------------------------------------
print Uvsp(string.digits)
# 0 1 2 3 4 5 6 7 8 9

url='www.unife.it'; fe='Ferrara'
print U('<a href="',url,'">',fe,'</a>')
# <a href="www.unife.it">Ferrara</a>
---------------------------------------
a='Padre Pio'; b='USA'
print a.upper(), b.lower()
# PADRE PIO usa
---------------------------------------
print 'Padre Pio'.swapcase()
# pADRE pIO
---------------------------------------
print 'alfa beta rho'.capitalize()
# Alfa beta rho

print string.capwords('alfa beta rho')
# Alfa Beta Rho
print 'alfa beta rho'.title()
# Alfa Beta Rho

print string.capwords('alfa    beta')
# Alfa Beta
print 'alfa    beta'.title()
# Alfa    Beta

print string.capwords('ab ,u , u 2a xy')
# # Ab ,u , U 2a Xy
print 'ab ,u , u 2a xy'.title()
# Ab ,U , U 2A Xy
---------------------------------------
print '3iax--ff'.islower()
# True
print 'NORD SUD'.isupper()
# True
---------------------------------------
a='01201012345014501020'

print a.find('0120')
# 0
print a.find('01',2)
# 3

print a.rfind('010')
# 15

print a.count('01')
# 5

print a.startswith('012')
# True
print a.startswith('120')
# False
print a.startswith('120',1)
# True
print a.startswith('120',1,2)
# False