unap@honap:~/test/tosca/tran$ cat shell.py
import sys

def main(args=None):
    if args is None:
        args = sys.argv[1:]
        print args


if __name__ == '__main__':
    main()


unap@honap:~/test/tosca/tran$ PYTHONPATH=$PYTHONPATH:. python -m shell yui ert
['yui', 'ert']

python -c 'import sys, yaml, json; json.dump(yaml.load(sys.stdin), sys.stdout, indent=4)' < openwrt-vnf.yaml

#!/usr/bin/python

for letter in 'Python':     # First Example
   print 'Current Letter :', letter

fruits = ['banana', 'apple',  'mango']
for fruit in fruits:        # Second Example
   print 'Current fruit :', fruit

print "Good bye!"

#!/usr/bin/python

count = 0
while (count < 9):
   print 'The count is:', count
   count = count + 1

print "Good bye!"

#!/usr/bin/python

i = 2
while(i < 100):
   j = 2
   while(j <= (i/j)):
      if not(i%j): break
      j = j + 1
   if (j > i/j) : print i, " is prime"
   i = i + 1

print "Good bye!"

break
continue
pass

def letterGrade(score):
    if score >= 90:
        letter = 'A'
    elif score >= 80:
        letter = 'B'
    elif score >= 70:
        letter = 'C'
    elif score >= 60:
        letter = 'D'
    else:
        letter = 'F'
    return letter

if(action == "get"):
    resp = requests.get(url, verify=False)
    content = resp.json()

elif(action == "post"):
    headers = {'Content-Type': 'application/json',}
    resp = requests.post(url, headers=headers, data=json.JSONEncoder().encode(request.data), verify=False)
    content = resp.json()

elif (action == "delete"):
    resp = requests.delete(url, verify=False)
    content = resp.json()

$ cat check_events_log.py

jpgdata=''
def openlogfile():
    global jpgdata
    with open(options.logfile, 'rb') as inf:
        jpgdata = inf.read()

openlogfile()
print jpgdata

#!/usr/bin/python

list = [ 'abcd', 786 , 2.23, 'john', 70.2 ]
tinylist = [123, 'john']

print list          # Prints complete list
print list[0]       # Prints first element of the list
print list[1:3]     # Prints elements starting from 2nd till 3rd 
print list[2:]      # Prints elements starting from 3rd element
print tinylist * 2  # Prints list two times
print list + tinylist # Prints concatenated lists

#!/usr/bin/python

tuple = ( 'abcd', 786 , 2.23, 'john', 70.2  )
tinytuple = (123, 'john')

print tuple           # Prints complete list
print tuple[0]        # Prints first element of the list
print tuple[1:3]      # Prints elements starting from 2nd till 3rd 
print tuple[2:]       # Prints elements starting from 3rd element
print tinytuple * 2   # Prints list two times
print tuple + tinytuple # Prints concatenated lists

#!/usr/bin/python

dict = {}
dict['one'] = "This is one"
dict[2]     = "This is two"

tinydict = {'name': 'john','code':6734, 'dept': 'sales'}


print dict['one']       # Prints value for 'one' key
print dict[2]           # Prints value for 2 key
print tinydict          # Prints complete dictionaryi
print tinydict.keys()   # Prints all the keys
print tinydict.values() # Prints all the values

setdefault()方法语法：
dict.setdefault(key, default=None)
参数
key -- 查找的键值。
default -- 键不存在时，设置的默认键值。
返回值
如果字典中包含有给定键，则返回该键对应的值，否则返回为该键设置的值。

netcard = {}	# 二级字典

def set_val(**args):
    x={}		# 一级字典
    ibdf={'bdf:': args['bdf']}
    idriver={'driver:': args['driver']}

    x.update(ibdf)
    x.update(idriver)	
    y={bdf: x}
    netcard.update(y)

def show_all():
    for yu in netcard.keys():
        for k,v in netcard[yu].items():
            print '\033[1;32;40m'+k+'\033[0m'+'='+str(v)
        print "\n"


set_val(driver=driver,bdf=bdf)

show_all()

$ cat test.py
class Se:

    def __in(self):
        print "Bet you can't see me..."

    def ac(self):
        print "the secret message is:"
        self.__in()

s = Se()
s.ac()
s.__in()


s.__in()
AttributeError: Se instance has no attribute '__in'

$ cat selftest.py
class Mc:
    members = 0
    def init(self):
        Mc.members += 1

m1 = Mc()
m1.init()
print Mc.members

m2 = Mc()
m2.init()
print Mc.members

class Mc:
    def init(self):
        self.members = 1

m1 = Mc()
m1.init()
print m1.members

m2 = Mc()
m2.init()
print m2.members

$ cat inherit.py
#!/usr/bin/python
# Filename: inherit.py

class SchoolMember:
    '''Represents any school member.'''
    def __init__(self, name, age):
        self.name = name
        self.age = age
        print '(Initialized SchoolMember:%s)' % self.name

    def tell(self):
        '''Tell my details.'''
        print 'Name:"%s" Age:"%s"' % (self.name, self.age)

class Teacher(SchoolMember):
    '''Represents a teacher.'''
    def __init__(self, name, age, salary):
        SchoolMember.__init__(self, name, age)
        self.salary = salary
        print'(Initialized Teacher: %s)'% self.name

    def tell(self):
        SchoolMember.tell(self)
        print'Salary: "%d"'% self.salary
	
class Student(SchoolMember):
    '''Represents a student.'''
    def __init__(self, name, age, marks):
        SchoolMember.__init__(self, name, age)
        self.marks = marks
        print'(Initialized Student: %s)'% self.name

    def tell(self):
        SchoolMember.tell(self)
        print'Salary: "%d"'% self.marks

t = Teacher('Mrs.shrividya', 40, 3000)
s = Student('Swaroop', 22, 75)

members = [t, s]
for member in members:
    member.tell()