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Creating and saving files in a new directory in Python

The following sections explain how to create and save a new file in Python using a new directory (folder) as the destina...
Money and Business

Download images and other files from the web in Python (individually or in batches)

The following explains how to specify the URL of an image, ZIP, PDF, or other file on the Web in Python, download it, an...
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makedirs to create deep hierarchical directories recursively in Python

Error when creating a new directory with os.mkdir() in a non-existent directoryos.mkdir()This is the method used to crea...
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How to write and use doctest to write test code in docstrings in Python.

Python comes with a standard doctest module that tests the contents of a docstring, making it easy to write input and ou...
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Converting dates and times to and from strings in Python datetime (strftime, strptime)

Python's standard library datetime can be used to process dates and times (dates, times and times). The methods strf...
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How to use the Python regular expression module re (match, search, sub, etc.)

To perform regular expression processing in Python, we use the re module from the standard library. It allows you to ext...
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Using Python list comprehensions notation

In Python, it is simple to use list comprehensions notation when generating a new list.(List comprehensions)5. Data Stru...
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How to use OrderedDict, a Python ordered dictionary.

Python dictionaries (objects of type dict) do not preserve the order of elements; CPython has done so since 3.6, but it ...
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How to return multiple return values in a Python function

In C, returning multiple return values from a function is quite tedious, but in Python, it is very easy to do.Return sep...
Money and Business

Format conversion in Python, format (zero-filling, exponential notation, hexadecimal, etc.)

To convert (format) a number or string into various formats in Python, use the built-in function format() or the string ...
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