دانلود کتاب The Python Apprentice

توضیحاتی در مورد کتاب به زبان اصلی :

Inheritance and implementation sharing -- A base class for aircraft -- Inheriting from Aircraft -- Hoisting common functionality into a base class -- Summary -- Chapter 9: Files and Resource Management -- Files -- Binary and text modes -- The important of encoding -- Opening a file for writing -- Writing to files -- Closing files -- The file outside of Python -- Reading files -- Readline line by line -- Reading multiple lines at once -- Appending to files -- File objects as iterators -- Context Managers -- Managing resources with finally -- The with-blocks -- Moment of zen -- Binary files -- The BMP file format -- Bitwise operators -- Writing a BMP file -- [Generating fractal images] -- Generating fractal images -- Reading binary files -- File-like objects -- You've already seen file-like objects! -- Using file-like objects -- Other resources -- Summary -- Chapter 10: Unit testing with the Python standard library -- Test cases -- Fixtures -- Assertions -- Unit testing example: text analysis -- Running the initial tests -- Making the test pass -- Using fixtures to create temporary files -- Using the new fixtures -- Using assertions to test behavior -- Counting lines -- Counting characters -- Testing for exceptions -- Testing for file existence -- Moment of zen -- Summary -- Chapter 11: Debugging with PDB -- Debugging commands -- Palindrome debugging -- Bug hunting with PDB -- Finding infinite loops with sampling -- Setting explicit breaks -- Stepping through execution -- Fixing the bug -- Summary -- Afterword - Just the Beginning -- Virtual Environments -- Creating a virtual environment -- Activating a virtual environment -- Deactivating a virtual environment -- Other tools for working with virtual environments -- Packaging and Distribution -- Configuring a package with distutils -- Installing with distutils -- Packaging with distutils;Cover -- Copyright -- Credits -- About the Authors -- www.PacktPub.com -- Customer Feedback -- Table of Contents -- Preface -- Chapter 1: Getting started -- Obtaining and installing Python 3 -- Windows -- macOS -- Linux -- Starting Python command line REPL -- Leaving the REPL -- Windows -- Unix -- Code structure and significant indentation -- Python culture -- Importing standard library modules -- Getting help() -- Counting fruit with math.factorial() -- Different types of numbers -- Scalar data types: integers, floats, None and bool -- int -- float -- Special floating point values -- Promotion to float -- None -- bool -- Relational operators -- Rich comparison operators -- Control flow: if-statements and while-loops -- Conditional control flow: The if-statement -- if ... else -- if ... elif ... else -- Conditional repetition: the while-loop -- Exiting loops with break -- Summary -- Chapter 2: Strings and Collections -- str - an immutable sequence of Unicode code points -- String quoting styles -- Moment of zen -- Concatenation of adjacent strings -- Multiline strings and newlines -- Raw strings -- The str constructor -- Strings as sequences -- String methods -- Strings with Unicode -- The bytes type - an immutable sequence of bytes -- Literal bytes -- Converting between bytes and str -- list - a sequence of objects -- The dict type - associating keys with values -- The For-loops - iterating over series of items -- Putting it all together -- Summary -- Chapter 3: Modularity -- Organizing code in a .py file -- Running Python programs from the operating system shell -- Importing modules into the REPL -- Defining functions -- Organizing our module into functions -- The __name__ type and executing modules from the command line -- The Python execution model -- The difference between modules, scripts, and programs;Range - a collection of evenly spaced integers -- Starting value -- Step argument -- Not using range: enumerate() -- list in action -- Negative indexing for lists (and other sequences) -- Slicing lists -- Copying lists -- Shallow copies -- Repeating lists -- Finding list elements with index() -- Membership testing with count() and in -- Removing list elements by index with del -- Removing list elements by value with remove() -- Inserting into a list -- Concatenating lists -- Rearranging list elements -- Out-of-place rearrangement -- Dictionaries -- Copying dictionaries -- Updating dictionaries -- Iterating over dictionary keys -- Iterating over dictionary values -- Iterating over key-value pairs -- Membership testing for dictionary keys -- Removing dictionary items -- Mutability of dictionaries -- Pretty printing -- set - an unordered collection of unique elements -- The set constructor -- Iterating over sets -- Membership testing of sets -- Adding elements to sets -- Removing elements from sets -- Copying sets -- Set algebra operations -- Union -- Intersection -- Difference -- Symmetric difference -- Subset relationships -- Collection protocols -- Container protocol -- Sized protocol -- Iterable protocol -- Sequence protocol -- Other protocols -- Summary -- Chapter 6: Exceptions -- Exceptions and control flow -- Handling exceptions -- Handling multiple exceptions -- Programmer errors -- Empty blocks - the pass statement -- Exception objects -- Imprudent return codes -- Re-raising exceptions -- Exceptions are part of your function's API -- Exceptions raised by Python -- Catching exceptions -- Raising exceptions explicitly -- Guard clauses -- Exceptions, APIs, and protocols -- IndexError -- ValueError -- KeyError -- Choosing not to guard against TypeError -- Pythonic style - EAFP versus LBYL -- Clean-up actions -- Moment of zen;Setting up a main function with command line argument -- Accepting command line arguments -- Moment of zen -- Docstrings -- Comments -- Shebang -- Executable Python programs on Linux and Mac -- Executable Python programs on Windows -- Summary -- Chapter 4: Built-in types and the object model -- The nature of Python object references -- Reassigning a reference -- Assigning one reference to another -- Exploring value vs. identity with id() -- Testing for equality of identity with is -- Mutating without mutating -- References to mutable objects -- Equality of value (equivalence) versus equality of identity -- Argument passing semantics - pass by object-reference -- Modifying external objects in a function -- Binding new objects in a function -- Argument passing is reference binding -- Python return semantics -- Function arguments in detail -- Default parameter values -- Keyword arguments -- When are default arguments evaluated? -- The Python type system -- Dynamic typing in Python -- Strong typing in Python -- Variable declaration and scoping -- The LEGB rule -- Scopes in action -- Identical names in global and local scope -- The global keyword -- Moment of zen -- Everything is an object -- Inspecting a function -- Summary -- Chapter 5: Exploring Built-in Collection types -- tuple - an immutable sequence of objects -- Literal tuples -- Tuple element access -- The length of a tuple -- Iterating over a tuple -- Concatenating and repetition of tuples -- Nested tuples -- Single-element tuples -- Empty tuples -- Optional parentheses -- Returning and unpacking tuples -- Swapping variables with tuple unpacking -- The tuple constructor -- Membership tests -- Strings in action -- The length of a string -- Concatenating strings -- Joining strings -- Splitting strings -- Moment of zen -- Partitioning strings -- String formatting -- Other string methods;Platform-specific code -- Summary -- Chapter 7: Comprehensions, iterables, and generators -- Comprehensions -- List comprehensions -- List comprehension syntax -- Elements of a list comprehension -- Set comprehensions -- Dictionary comprehensions -- Comprehension complexity -- Filtering comprehensions -- Combining filtering and transformation -- Moment of zen -- Iteration protocols -- An example of the iteration protocols -- A more practical example of the iteration protocols -- Generator functions -- The yield keyword -- Generators are iterators -- When is generator code executed? -- Maintaining explicit state in the generator function -- The first stateful generator: take() -- The second stateful generator: distinct() -- Understand these generators! -- Lazy generator pipelines -- Laziness and the infinite -- Generating the Lucas series -- Generator expressions -- [Generator objects only run once] -- Generator objects only run once -- Iteration without memory -- Optional parentheses -- Using an if-clause in generator expressions -- Batteries included iteration tools -- Introducing itertools -- Sequences of booleans -- Merging sequences with zip -- More than two sequences with zip() -- Lazily concatenating sequences with chain() -- Pulling it all together -- Summary -- Generators -- Iteration tools -- Chapter 8: Defining new types with classes -- Defining classes -- Instance methods -- Instance initializers -- A lack of access modifiers -- Validation and invariants -- Adding a second class -- Collaborating classes -- Moment of zen -- Booking seats -- Allocating seats to passengers -- Naming methods for implementation details -- Implementing relocate_passenger() -- Counting available seats -- Sometimes the only object you need is a function -- Making Flight create boarding cards -- Polymorphism and duck-typing -- Refactoring Aircraft