python 学习之hello world
Created on 2013-8-22@author: hbjava1985
'''
print 'hello world!'
print "hello world!"
print 'hello %s!' % ('world')
a = 1; b = 2
if(a == b) :
print 'a == b'
elif (a > b) :
print 'a > b'
elif (a < b) :
print 'a < b'
else :
print '#@)#$'
array =
total = 0
for a in array:
total += a
print total
while 1 > 2:
pass
print set()
set1 = set()
set2 = set()
print set1 - set2
print set1 & set2
print set1 | set2
dict = {}
dict['zs'] = 21
dict['ls'] = 25
dict['ww'] = 22
for key in dict.keys():
print '%s %d' % (key, dict)
def main():
pass
if __name__ == '__main__':
main()
f = file("c:/client_log.txt","r")
print f.read()
f.close()
with open("c:/client_log.txt","r") as f:
print f.read()
with open("c:/yy.txt","w") as f:
f.write("i'am OK!")
'''
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