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Produktbild: Python 3

Python 3 The Comprehensive Guide

Aus der Reihe Rheinwerk Computing

59,95 €

inkl. gesetzl. MwSt., Versandkostenfrei

Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

06.10.2022

Verlag

Rheinwerk Publishing

Seitenzahl

1036

Maße (L/B/H)

25,7/18,2/5,2 cm

Gewicht

1774 g

Auflage

1

Sprache

Englisch

ISBN

978-1-4932-2302-2

Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

06.10.2022

Verlag

Rheinwerk Publishing

Seitenzahl

1036

Maße (L/B/H)

25,7/18,2/5,2 cm

Gewicht

1774 g

Auflage

1

Sprache

Englisch

ISBN

978-1-4932-2302-2

Herstelleradresse

Rheinwerk Verlag GmbH
Rheinwerkallee 4
53227 Bonn
DE

Email: GPSR Kontakt

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  • Produktbild: Python 3

  • 1 ... Introduction ... 33






    1.1 ... Why Did We Write This Book? ... 33






    1.2 ... What Does This Book Provide? ... 34






    1.3 ... Structure of the Book ... 34






    1.4 ... How Should You Read This Book? ... 35






    1.5 ... Sample Programs ... 36






    1.6 ... Preface To the First English Edition (2022) ... 36






    1.7 ... Acknowledgments ... 37






    2 ... The Python Programming Language ... 39






    2.1 ... History, Concepts, and Areas of Application ... 39






    2.2 ... Installing Python ... 42






    2.3 ... Installing Third-Party Modules ... 45






    2.4 ... Using Python ... 45






    PART I ... Getting Started with Python ... 47






    3 ... Getting Started with the Interactive Mode ... 49






    3.1 ... Integers ... 49






    3.2 ... Floats ... 51






    3.3 ... Character Strings ... 51






    3.4 ... Lists ... 52






    3.5 ... Dictionaries ... 53






    3.6 ... Variables ... 54






    3.7 ... Logical Expressions ... 55






    3.8 ... Functions and Methods ... 57






    3.9 ... Screen Outputs ... 59






    3.10 ... Modules ... 60






    4 ... The Path to the First Program ... 63






    4.1 ... Typing, Compiling, and Testing ... 63






    4.2 ... Basic Structure of a Python Program ... 66






    4.3 ... The First Program ... 70






    4.4 ... Comments ... 72






    4.5 ... In Case of Error ... 72






    5 ... Control Structures ... 75






    5.1 ... Conditionals ... 75






    5.2 ... Loops ... 79






    5.3 ... The pass Statement ... 87






    5.4 ... Assignment Expressions ... 87






    6 ... Files ... 91






    6.1 ... Data Streams ... 91






    6.2 ... Reading Data from a File ... 92






    6.3 ... Writing Data to a File ... 96






    6.4 ... Generating the File Object ... 97






    7 ... The Data Model ... 103






    7.1 ... The Structure of Instances ... 105






    7.2 ... Deleting References ... 109






    7.3 ... Mutable versus Immutable Data Types ... 111






    8 ... Functions, Methods, and Attributes ... 115






    8.1 ... Parameters of Functions and Methods ... 115






    8.2 ... Attributes ... 118






    9 ... Sources of Information on Python ... 119






    9.1 ... The Built-In Help Function ... 119






    9.2 ... The Online Documentation ... 120






    9.3 ... PEPs ... 120






    PART II ... Data Types ... 123






    10 ... Basic Data Types: An Overview ... 125






    10.1 ... Nothingness: NoneType ... 126






    10.2 ... Operators ... 127






    11 ... Numeric Data Types ... 131






    11.1 ... Arithmetic Operators ... 131






    11.2 ... Comparison Operators ... 133






    11.3 ... Conversion between Numeric Data Types ... 134






    11.4 ... Integers: int ... 135






    11.5 ... Floats: float ... 141






    11.6 ... Boolean Values: bool ... 144






    11.7 ... Complex Numbers: complex ... 149






    12 ... Sequential Data Types ... 153






    12.1 ... The Difference between Text and Binary Data ... 153






    12.2 ... Operations on Instances of Sequential Data Types ... 154






    12.3 ... The list Data Type ... 166






    12.4 ... Immutable Lists: tuple ... 179






    12.5 ... Strings: str, bytes, bytearray ... 182






    13 ... Mappings and Sets ... 215






    13.1 ... Dictionary: dict ... 215






    13.2 ... Sets: set and frozenset ... 227






    14 ... Collections ... 239






    14.1 ... Chained Dictionaries ... 239






    14.2 ... Counting Frequencies ... 240






    14.3 ... Dictionaries with Default Values ... 242






    14.4 ... Doubly Linked Lists ... 243






    14.5 ... Named Tuples ... 245






    15 ... Date and Time ... 247






    15.1 ... Elementary Time Functions—time ... 247






    15.2 ... Object-Oriented Date Management: datetime ... 254






    15.3 ... Time Zones: zoneinfo ... 263






    16 ... Enumerations and Flags ... 269






    16.1 ... Enumeration Types: enum ... 269






    16.2 ... Enumeration Types for Bit Patterns: flag ... 271






    16.3 ... Integer Enumeration Types: IntEnum ... 272






    PART III ... Advanced Programming Techniques ... 275






    17 ... Functions ... 277






    17.1 ... Defining a Function ... 278






    17.2 ... Return Values ... 280






    17.3 ... Function Objects ... 282






    17.4 ... Optional Parameters ... 282






    17.5 ... Keyword Arguments ... 283






    17.6 ... Arbitrarily Many Parameters ... 284






    17.7 ... Keyword-Only Parameters ... 286






    17.8 ... Positional-Only Parameters ... 287






    17.9 ... Unpacking When Calling a Function ... 288






    17.10 ... Side Effects ... 290






    17.11 ... Namespaces ... 293






    17.12 ... Anonymous Functions ... 299






    17.13 ... Recursion ... 300






    17.14 ... Built-In Functions ... 300






    18 ... Modules and Packages ... 325






    18.1 ... Importing Global Modules ... 326






    18.2 ... Local Modules ... 328






    18.3 ... Packages ... 331






    18.4 ... The importlib Package ... 335






    18.5 ... Planned Language Elements ... 338






    19 ... Object-Oriented Programming ... 341






    19.1 ... Example: A Non-Object-Oriented Account ... 341






    19.2 ... Classes ... 346






    19.3 ... Inheritance ... 351






    19.4 ... Multiple Inheritance ... 363






    19.5 ... Property Attributes ... 365






    19.6 ... Static Methods ... 367






    19.7 ... Class Methods ... 369






    19.8 ... Class Attributes ... 370






    19.9 ... Built-in Functions for Object-Oriented Programming ... 370






    19.10 ... Inheriting Built-In Data Types ... 373






    19.11 ... Magic Methods and Magic Attributes ... 375






    19.12 ... Data Classes ... 393






    20 ... Exception Handling ... 399






    20.1 ... Exceptions ... 399






    20.2 ... Assertions ... 411






    20.3 ... Warnings ... 412






    21 ... Generators and Iterators ... 415






    21.1 ... Generators ... 415






    21.2 ... Iterators ... 422






    21.3 ... Special Generators: itertools ... 432






    22 ... Context Manager ... 441






    22.1 ... The with Statement ... 441






    22.2 ... Helper Functions for with Contexts: contextlib ... 444






    23 ... Decorators ... 449






    23.1 ... Function Decorators ... 449






    23.2 ... Class Decorators ... 454






    23.3 ... The functools Module ... 455






    24 ... Annotations for Static Type Checking ... 463






    24.1 ... Annotations ... 464






    24.2 ... Type Hints: The typing Module ... 471






    24.3 ... Static Type Checking in Python: mypy ... 476






    25 ... Structural Pattern Matching ... 479






    25.1 ... The match Statement ... 479






    25.2 ... Pattern Types in the case Statement ... 480






    PART IV ... The Standard Library ... 495






    26 ... Mathematics ... 497






    26.1 ... Mathematical Functions: math, cmath ... 497






    26.2 ... Random Number Generator: random ... 503






    26.3 ... Statistical Calculations: statistics ... 507






    26.4 ... Intuitive Decimal Numbers: decimal ... 509






    26.5 ... Hash Functions: hashlib ... 514






    27 ... Screen Outputs and Logging ... 521






    27.1 ... Formatted Output of Complex Objects: pprint ... 521






    27.2 ... Log Files: logging ... 523






    28 ... Regular Expressions ... 529






    28.1 ... Syntax of Regular Expressions ... 529






    28.2 ... Using the re Module ... 539






    28.3 ... A Simple Sample Program: Searching ... 546






    28.4 ... A More Complex Sample Program: Matching ... 547






    28.5 ... Comments in Regular Expressions ... 550






    29 ... Interface to Operating System and Runtime Environment ... 553






    29.1 ... Operating System Functionality: os ... 553






    29.2 ... Accessing the Runtime Environment: sys ... 555






    29.3 ... Command Line Parameters: argparse ... 561






    30 ... File System ... 569






    30.1 ... Accessing the File System: os ... 569






    30.2 ... File Paths: os.path ... 575






    30.3 ... Accessing the File System: shutil ... 579






    30.4 ... Temporary Files: tempfile ... 585






    31 ... Parallel Programming ... 587






    31.1 ... Processes, Multitasking, and Threads ... 587






    31.2 ... Python's Interfaces for Parallelization ... 591






    31.3 ... The Abstract Interface: concurrent.futures ... 592






    31.4 ... The Flexible Interface: threading and multiprocessing ... 602






    31.5 ... Cooperative Multitasking ... 613






    31.6 ... Conclusion: Which Interface Is the Right One? ... 629






    32 ... Data Storage ... 631






    32.1 ... XML ... 631






    32.2 ... Databases ... 643






    32.3 ... Compressed Files and Archives ... 661






    32.4 ... Serializing Instances: pickle ... 662






    32.5 ... The JSON Data Exchange Format: json ... 665






    32.6 ... The CSV Table Format: csv ... 667






    33 ... Network Communication ... 673






    33.1 ... Socket API ... 674






    33.2 ... XML-RPC ... 690






    34 ... Accessing Resources on the Internet ... 701






    34.1 ... Protocols ... 701






    34.2 ... Solutions ... 702






    34.3 ... The Easy Way: requests ... 703






    34.4 ... URLs: urllib ... 705






    34.5 ... FTP: ftplib ... 713






    35 ... Email ... 721






    35.1 ... SMTP: smtplib ... 721






    35.2 ... POP3: poplib ... 724






    35.3 ... IMAP4: imaplib ... 728






    35.4 ... Creating Complex Emails: email ... 734






    36 ... Debugging and Quality Assurance ... 739






    36.1 ... The Debugger ... 739






    36.2 ... Automated Testing ... 741






    36.3 ... Analyzing the Runtime Performance ... 749






    37 ... Documentation ... 759






    37.1 ... Docstrings ... 759






    37.2 ... Automatically Generated Documentation: pydoc ... 761






    PART V ... Advanced Topics ... 763






    38 ... Distributing Python Projects ... 765






    38.1 ... A History of Distributions in Python ... 765






    38.2 ... Creating Distributions: setuptools ... 767






    38.3 ... Creating EXE files: cx_Freeze ... 775






    38.4 ... Package Manager ... 776






    38.5 ... Localizing Programs: gettext ... 781






    39 ... Virtual Environments ... 785






    39.1 ... Using Virtual Environments: venv ... 786






    39.2 ... Virtual Environments in Anaconda ... 787






    40 ... Alternative Interpreters and Compilers ... 789






    40.1 ... Just-in-Time Compilation: PyPy ... 789






    40.2 ... Numba ... 790






    40.3 ... Connecting to C and C++: Cython ... 793






    40.4 ... The Interactive Python Shell: IPython ... 799






    41 ... Graphical User Interfaces ... 805






    41.1 ... Toolkits ... 805






    41.2 ... Introduction to tkinter ... 807






    41.3 ... Introduction to PySide6 ... 850






    41.4 ... Signals and Slots ... 859






    41.5 ... Important Widgets ... 861






    41.6 ... Drawing Functionality ... 868






    41.7 ... Model-View Architecture ... 879






    42 ... Python as a Server-Side Programming Language on the Web: An Introduction to Django ... 893






    42.1 ... Concepts and Features of Django ... 894






    42.2 ... Installing Django ... 895






    42.3 ... Creating a New Django Project ... 896






    42.4 ... Creating an Application ... 900






    43 ... Scientific Computing and Data Science ... 935






    43.1 ... Installation ... 936






    43.2 ... The Model Program ... 936






    43.3 ... Overview of the numpy and scipy Modules ... 944






    43.4 ... An Introduction to Data Analysis with pandas ... 953






    44 ... Inside Knowledge ... 969






    44.1 ... Opening URLs in the Default Browser: webbrowser ... 969






    44.2 ... Interpreting Binary Data: struct ... 969






    44.3 ... Hidden Password Entry ... 971






    44.4 ... Command Line Interpreter ... 972






    44.5 ... File Interface for Strings: io.StringIO ... 975






    44.6 ... Generators as Consumers ... 976






    44.7 ... Copying Instances: copy ... 981






    44.8 ... Image Processing: Pillow ... 984






    45 ... From Python 2 to Python 3 ... 993






    45.1 ... The Main Differences ... 996






    45.2 ... Automatic Conversion ... 1001






    ... Appendices ... 1005






    A ... Appendix ... 1005






    B ... The Authors ... 1017






    ... Index ... 1019