Download Python Essential Reference (2nd Edition) by David Beazley PDF

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By David Beazley

Python crucial Reference, moment variation, is the definitive advisor to the Python programming language. Designed for programmers, it covers the center language, greater than a hundred modules within the usual library, and the recommendations used to increase Python with compiled systems in C or C++. assurance expands upon and clarifies current Python documentation - in particular for complex subject matters, together with working approach interfaces, threads, community programming, and Unicode. Concise, to the purpose, and widely listed, readers will locate this quantity choked with details now not formerly to be had in the other unmarried reference resource. up-to-date for Python 2.1, it's a must-have for any critical programmer desirous to strengthen complicated Python applications.As a complete connection with the Python programming language, this publication can assist you:Learn concerning the beneficial properties in Python 2.0 and 2.1Master the main points of Python varieties, operators, and the execution modelDiscover the main points of Unicode and internationalization supportLearn the main points of working method interfaces, threads, and network-programming modulesBuild C/C++ extensions to PythonMake potent use of the Python libraryFind the data you want to begin constructing complex Python purposes

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Rindex(sub [,start [,end ]]) Finds the last occurrence of sub or raises an exception. rjust(width ) Right-aligns s in a string of length width . rstrip() Removes trailing whitespace. split([sep [,maxsplit ]]) Splits a string using sep as a delimiter. maxsplit is the maximum number of splits to perform. splitlines([keepends ]) Splits a string into a list of lines. If keepends is 1, trailing newlines are preserved. startswith(prefix [,start [,end ]]) Checks whether a string starts with prefix . strip() Removes leading and trailing whitespace.

Update(b ) method updates the current mapping object by inserting all the (key,value) pairs found in the mapping object b . get(k [,v ]) method retrieves an object, but allows for an optional default value v that s returned if no such object exists. get() except that in addition to returning v if no object exists, it sets m [k ] = v . If v is omitted, it defaults to None. popitem() method is used to iteratively destroy the contents of a dictionary. Callable Types Callable types represent objects that support the function call operation.

Join(t ) Joins the strings in list t using s as a delimiter. ljust(width ) Left-aligns s in a string of size width . lower() Returns s converted to lowercase. lstrip() Removes leading whitespace. replace(old , new [,maxreplace ]) Replaces the substring old with new . rfind(sub [,start [,end ]]) Finds the last occurrence of a substring. rindex(sub [,start [,end ]]) Finds the last occurrence of sub or raises an exception. rjust(width ) Right-aligns s in a string of length width . rstrip() Removes trailing whitespace.

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