Dictionary update method，dictionarymethod,#The update
Dictionary update method，dictionarymethod,#The update
#The update method updates one dictionary with the items of another:d = { 'title': 'Python Web Site', 'url': 'http://www.python.org', 'changed': '3. august 2001 21:08:05 GMT' }x = {'title': 'Python Language Website'}d.update(x)print d#The items in the supplied dictionary are added to the old one, overwriting any items #there with the same keys.- Demonstrates string concatenation and repetition，,prin
- For Statements to list the string length，statementslen
- String replace Demo，stringreplacedemo,print 'tea f
- Degenerate slice indices，degenerateindices,#an index t
- Negative Indices numbers: start counting from the right，
- Use lambda to define inner function，lambdainner,def fu
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- Demonstrates string concatenation and repetition，,print 'You c
- For Statements to list the string length，statementslength,a = ['cat
- String replace Demo，stringreplacedemo,print 'tea f
- Degenerate slice indices，degenerateindices,#an index th
- Negative Indices numbers: start counting from the right，indicescoun
- Use lambda to define inner function，lambdainner,def func():
- lambda function definition with default value，lambdadefinition,x =
- The dir Function，thedirfunction,#dir returns
- in can be applied to any 'iterable' object，appliedi
- Convert string to a list and add them together，convertstring,print
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