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Lisp introduced the notion of interned strings for its symbols.The LISP 1.5 Programmers Manual [3] describes a function called intern which either evaluates to an existing symbol of the supplied name, or if none exists, creates a new symbol of that name.
Python is a high-level, general-purpose programming language. Its design philosophy emphasizes code readability with the use of significant indentation. [33] Python is dynamically type-checked and garbage-collected. It supports multiple programming paradigms, including structured (particularly procedural), object-oriented and functional ...
Python sets are very much like mathematical sets, and support operations like set intersection and union. Python also features a frozenset class for immutable sets, see Collection types. Dictionaries (class dict) are mutable mappings tying keys and corresponding values. Python has special syntax to create dictionaries ({key: value})
Enthought Canopy Logo. Enthought publishes a large portion of the code as open-source software under a BSD-style license.. Enthought Canopy is a Python for scientific and analytic computing distribution and analysis environment, available for free and under a commercial license.
Core Python Programming is a textbook on the Python programming language, written by Wesley J. Chun. The first edition of the book was released on December 14, 2000. [1] The second edition was released several years later on September 18, 2006. [2] Core Python Programming is mainly targeted at higher education students and IT professionals. [3]
Portable Document Format (PDF), standardized as ISO 32000, is a file format developed by Adobe in 1992 to present documents, including text formatting and images, in a manner independent of application software, hardware, and operating systems.
For single Tauruses, the stars show that a friendship may turn into something more, so feel free to lean into those flirty vibes. Trust your instincts and let them guide your choices this month.
Pandas' syntax for mapping index values to relevant data is the same syntax Python uses to map dictionary keys to values. For example, if s is a Series, s['a'] will return the data point at index a. Unlike dictionary keys, index values are not guaranteed to be unique.