diff --git a/docs/modern_python.md b/docs/modern_python.md index 3815c12..b5cd4d6 100644 --- a/docs/modern_python.md +++ b/docs/modern_python.md @@ -3210,6 +3210,356 @@ if __name__ == "__main__": --- +### Transcrypt + +* Transpiler Python -> JavaScript + - výsledný JS lze načíst do webové stránky +* Podpora DOM +* `print` na konzoli + - plus většina standardních funkcí Pythonu +* Malý runtime + +--- + +### Základní datové typy (seznamy) + +```python +x = [1, 2, 3, 4, 5] + +x.append(99) + +print(x) + +for item in x: + print(item) +``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-lists.py) + +--- + +### Základní datové typy (seznamy) + +```python +// Transcrypt'ed from Python, 2023-10-19 16:36:48 +import {AssertionError, AttributeError, BaseException, DeprecationWarning, Exception, IndexError, IterableError, KeyError, NotImplementedError, RuntimeWarning, StopIteration, UserWarning, ValueError, Warning, __JsIterator__, __PyIterator__, __Terminal__, __add__, __and__, __call__, __class__, __envir__, __eq__, __floordiv__, __ge__, __get__, __getcm__, __getitem__, __getslice__, __getsm__, __gt__, __i__, __iadd__, __iand__, __idiv__, __ijsmod__, __ilshift__, __imatmul__, __imod__, __imul__, __in__, __init__, __ior__, __ipow__, __irshift__, __isub__, __ixor__, __jsUsePyNext__, __jsmod__, __k__, __kwargtrans__, __le__, __lshift__, __lt__, __matmul__, __mergefields__, __mergekwargtrans__, __mod__, __mul__, __ne__, __neg__, __nest__, __or__, __pow__, __pragma__, __pyUseJsNext__, __rshift__, __setitem__, __setproperty__, __setslice__, __sort__, __specialattrib__, __sub__, __super__, __t__, __terminal__, __truediv__, __withblock__, __xor__, abs, all, any, assert, bool, bytearray, bytes, callable, chr, copy, deepcopy, delattr, dict, dir, divmod, enumerate, filter, float, getattr, hasattr, input, int, isinstance, issubclass, len, list, map, max, min, object, ord, pow, print, property, py_TypeError, py_iter, py_metatype, py_next, py_reversed, py_typeof, range, repr, round, set, setattr, sorted, str, sum, tuple, zip} from './org.transcrypt.__runtime__.js'; +var __name__ = '__main__'; +export var x = [1, 2, 3, 4, 5]; +x.append (99); +print (x); +for (var item of x) { + print (item); +} + +//# sourceMappingURL=lists.map``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-lists.js) + +--- + +### Základní datové typy (slovníky) + +```python +x = {"foo": 1, "bar": 2, "baz": None} + +print(x) + +for key, value in enumerate(x): + print(key, value) +``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-maps.py) + +--- + +### Základní datové typy (slovníky) + +```python +// Transcrypt'ed from Python, 2023-10-19 16:36:27 +import {AssertionError, AttributeError, BaseException, DeprecationWarning, Exception, IndexError, IterableError, KeyError, NotImplementedError, RuntimeWarning, StopIteration, UserWarning, ValueError, Warning, __JsIterator__, __PyIterator__, __Terminal__, __add__, __and__, __call__, __class__, __envir__, __eq__, __floordiv__, __ge__, __get__, __getcm__, __getitem__, __getslice__, __getsm__, __gt__, __i__, __iadd__, __iand__, __idiv__, __ijsmod__, __ilshift__, __imatmul__, __imod__, __imul__, __in__, __init__, __ior__, __ipow__, __irshift__, __isub__, __ixor__, __jsUsePyNext__, __jsmod__, __k__, __kwargtrans__, __le__, __lshift__, __lt__, __matmul__, __mergefields__, __mergekwargtrans__, __mod__, __mul__, __ne__, __neg__, __nest__, __or__, __pow__, __pragma__, __pyUseJsNext__, __rshift__, __setitem__, __setproperty__, __setslice__, __sort__, __specialattrib__, __sub__, __super__, __t__, __terminal__, __truediv__, __withblock__, __xor__, abs, all, any, assert, bool, bytearray, bytes, callable, chr, copy, deepcopy, delattr, dict, dir, divmod, enumerate, filter, float, getattr, hasattr, input, int, isinstance, issubclass, len, list, map, max, min, object, ord, pow, print, property, py_TypeError, py_iter, py_metatype, py_next, py_reversed, py_typeof, range, repr, round, set, setattr, sorted, str, sum, tuple, zip} from './org.transcrypt.__runtime__.js'; +var __name__ = '__main__'; +export var x = dict ({'foo': 1, 'bar': 2, 'baz': null}); +print (x); +for (var [key, value] of enumerate (x)) { + print (key, value); +} + +//# sourceMappingURL=maps.map``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-maps.js) + +--- + +### Funkce + +```python +#!/usr/bin/env python3 +# vim: set fileencoding=utf-8 + +# +# (C) Copyright 2023 Pavel Tisnovsky +# +# All rights reserved. This program and the accompanying materials +# are made available under the terms of the Eclipse Public License v1.0 +# which accompanies this distribution, and is available at +# http://www.eclipse.org/legal/epl-v10.html +# +# Contributors: +# Pavel Tisnovsky +# + +def add(a, b): + return a+b +``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-adder.py) + +--- + +### Funkce + +```python +// Transcrypt'ed from Python, 2023-10-19 16:39:41 +import {AssertionError, AttributeError, BaseException, DeprecationWarning, Exception, IndexError, IterableError, KeyError, NotImplementedError, RuntimeWarning, StopIteration, UserWarning, ValueError, Warning, __JsIterator__, __PyIterator__, __Terminal__, __add__, __and__, __call__, __class__, __envir__, __eq__, __floordiv__, __ge__, __get__, __getcm__, __getitem__, __getslice__, __getsm__, __gt__, __i__, __iadd__, __iand__, __idiv__, __ijsmod__, __ilshift__, __imatmul__, __imod__, __imul__, __in__, __init__, __ior__, __ipow__, __irshift__, __isub__, __ixor__, __jsUsePyNext__, __jsmod__, __k__, __kwargtrans__, __le__, __lshift__, __lt__, __matmul__, __mergefields__, __mergekwargtrans__, __mod__, __mul__, __ne__, __neg__, __nest__, __or__, __pow__, __pragma__, __pyUseJsNext__, __rshift__, __setitem__, __setproperty__, __setslice__, __sort__, __specialattrib__, __sub__, __super__, __t__, __terminal__, __truediv__, __withblock__, __xor__, abs, all, any, assert, bool, bytearray, bytes, callable, chr, copy, deepcopy, delattr, dict, dir, divmod, enumerate, filter, float, getattr, hasattr, input, int, isinstance, issubclass, len, list, map, max, min, object, ord, pow, print, property, py_TypeError, py_iter, py_metatype, py_next, py_reversed, py_typeof, range, repr, round, set, setattr, sorted, str, sum, tuple, zip} from './org.transcrypt.__runtime__.js'; +var __name__ = '__main__'; +export var add = function (a, b) { + return a + b; +}; + +//# sourceMappingURL=adder1.map``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-adder.js) + +--- + +### Uzávěry + +```python +def createCounter(): + counter = 0 + def next(): + nonlocal counter + counter += 1 + return counter + return next + + + +# +# Spusteni testu. +# +def main(): + counter1 = createCounter() + counter2 = createCounter() + for i in range(1,11): + result1 = counter1() + result2 = counter2() + print("Iteration #%d" % i) + print(" Counter1: %d" % result1) + print(" Counter2: %d" % result2) + + +main() +``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-counter-closure.py) + +--- + +### Uzávěry + +```python +// Transcrypt'ed from Python, 2023-10-19 16:42:46 +import {AssertionError, AttributeError, BaseException, DeprecationWarning, Exception, IndexError, IterableError, KeyError, NotImplementedError, RuntimeWarning, StopIteration, UserWarning, ValueError, Warning, __JsIterator__, __PyIterator__, __Terminal__, __add__, __and__, __call__, __class__, __envir__, __eq__, __floordiv__, __ge__, __get__, __getcm__, __getitem__, __getslice__, __getsm__, __gt__, __i__, __iadd__, __iand__, __idiv__, __ijsmod__, __ilshift__, __imatmul__, __imod__, __imul__, __in__, __init__, __ior__, __ipow__, __irshift__, __isub__, __ixor__, __jsUsePyNext__, __jsmod__, __k__, __kwargtrans__, __le__, __lshift__, __lt__, __matmul__, __mergefields__, __mergekwargtrans__, __mod__, __mul__, __ne__, __neg__, __nest__, __or__, __pow__, __pragma__, __pyUseJsNext__, __rshift__, __setitem__, __setproperty__, __setslice__, __sort__, __specialattrib__, __sub__, __super__, __t__, __terminal__, __truediv__, __withblock__, __xor__, abs, all, any, assert, bool, bytearray, bytes, callable, chr, copy, deepcopy, delattr, dict, dir, divmod, enumerate, filter, float, getattr, hasattr, input, int, isinstance, issubclass, len, list, map, max, min, object, ord, pow, print, property, py_TypeError, py_iter, py_metatype, py_next, py_reversed, py_typeof, range, repr, round, set, setattr, sorted, str, sum, tuple, zip} from './org.transcrypt.__runtime__.js'; +var __name__ = '__main__'; +export var createCounter = function () { + var counter = 0; + var py_next = function () { + counter++; + return counter; + }; + return py_next; +}; +export var main = function () { + var counter1 = createCounter (); + var counter2 = createCounter (); + for (var i = 1; i < 11; i++) { + var result1 = counter1 (); + var result2 = counter2 (); + print (__mod__ ('Iteration #%d', i)); + print (__mod__ (' Counter1: %d', result1)); + print (__mod__ (' Counter2: %d', result2)); + } +}; +main (); + +//# sourceMappingURL=counter_closure.map``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-counter-closure.js) + +--- + +### Komunikace s webovou stránkou + +* Skript v Pythonu + +```python +from itertools import chain + +class SolarSystem: + planets = [list (chain (planet, (index + 1,))) for index, planet in enumerate (( + ('Mercury', 'hot', 2240), + ('Venus', 'sulphurous', 6052), + ('Earth', 'fertile', 6378), + ('Mars', 'reddish', 3397), + ('Jupiter', 'stormy', 71492), + ('Saturn', 'ringed', 60268), + ('Uranus', 'cold', 25559), + ('Neptune', 'very cold', 24766) + ))] + + lines = ( + '{} is a {} planet', + 'The radius of {} is {} km', + '{} is planet nr. {} counting from the sun' + ) + + def __init__ (self): + self.lineIndex = 0 + + def greet (self): + self.planet = self.planets [int (Math.random () * len (self.planets))] + document.getElementById ('greet') .innerHTML = 'Hello {}'.format (self.planet [0]) + self.explain () + + def explain (self): + document.getElementById ('explain').innerHTML = ( + self.lines [self.lineIndex] .format (self.planet [0], self.planet [self.lineIndex + 1]) + ) + self.lineIndex = (self.lineIndex + 1) % 3 + +solarSystem = SolarSystem () +``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-hello.py) + +--- + +### Komunikace s webovou stránkou + +* Výsledek transpřekladu + +```python +// Transcrypt'ed from Python, 2023-10-19 16:43:26 +import {AssertionError, AttributeError, BaseException, DeprecationWarning, Exception, IndexError, IterableError, KeyError, NotImplementedError, RuntimeWarning, StopIteration, UserWarning, ValueError, Warning, __JsIterator__, __PyIterator__, __Terminal__, __add__, __and__, __call__, __class__, __envir__, __eq__, __floordiv__, __ge__, __get__, __getcm__, __getitem__, __getslice__, __getsm__, __gt__, __i__, __iadd__, __iand__, __idiv__, __ijsmod__, __ilshift__, __imatmul__, __imod__, __imul__, __in__, __init__, __ior__, __ipow__, __irshift__, __isub__, __ixor__, __jsUsePyNext__, __jsmod__, __k__, __kwargtrans__, __le__, __lshift__, __lt__, __matmul__, __mergefields__, __mergekwargtrans__, __mod__, __mul__, __ne__, __neg__, __nest__, __or__, __pow__, __pragma__, __pyUseJsNext__, __rshift__, __setitem__, __setproperty__, __setslice__, __sort__, __specialattrib__, __sub__, __super__, __t__, __terminal__, __truediv__, __withblock__, __xor__, abs, all, any, assert, bool, bytearray, bytes, callable, chr, copy, deepcopy, delattr, dict, dir, divmod, enumerate, filter, float, getattr, hasattr, input, int, isinstance, issubclass, len, list, map, max, min, object, ord, pow, print, property, py_TypeError, py_iter, py_metatype, py_next, py_reversed, py_typeof, range, repr, round, set, setattr, sorted, str, sum, tuple, zip} from './org.transcrypt.__runtime__.js'; +import {chain} from './itertools.js'; +var __name__ = '__main__'; +export var SolarSystem = __class__ ('SolarSystem', [object], { + __module__: __name__, + planets: (function () { + var __accu0__ = []; + for (var [index, planet] of enumerate (tuple ([tuple (['Mercury', 'hot', 2240]), tuple (['Venus', 'sulphurous', 6052]), tuple (['Earth', 'fertile', 6378]), tuple (['Mars', 'reddish', 3397]), tuple (['Jupiter', 'stormy', 71492]), tuple (['Saturn', 'ringed', 60268]), tuple (['Uranus', 'cold', 25559]), tuple (['Neptune', 'very cold', 24766])]))) { + __accu0__.append (list (chain (planet, tuple ([index + 1])))); + } + return __accu0__; + }) (), + lines: tuple (['{} is a {} planet', 'The radius of {} is {} km', '{} is planet nr. {} counting from the sun']), + get __init__ () {return __get__ (this, function (self) { + self.lineIndex = 0; + });}, + get greet () {return __get__ (this, function (self) { + self.planet = self.planets [int (Math.random () * len (self.planets))]; + document.getElementById ('greet').innerHTML = 'Hello {}'.format (self.planet [0]); + self.explain (); + });}, + get explain () {return __get__ (this, function (self) { + document.getElementById ('explain').innerHTML = self.lines [self.lineIndex].format (self.planet [0], self.planet [self.lineIndex + 1]); + self.lineIndex = __mod__ (self.lineIndex + 1, 3); + });} +}); +export var solarSystem = SolarSystem (); + +//# sourceMappingURL=hello.map``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-hello.js) + +--- + +### Kreslení na canvas + +* Skript v Pythonu + +```python +canvas = document.getElementById('canvas') +context = canvas.getContext('2d') + +context.font = '60pt Arial' +context.fillStyle = 'darkblue' +context.strokeStyle = 'navyblue' + +context.fillText('Hello Canvas', canvas.width / 2 - 210, canvas.height / 2 + 15) +context.strokeText('Hello Canvas', canvas.width / 2 - 210, canvas.height / 2 + 15) +``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-canvas1.py) + +--- + +### Kreslení na canvas + +* Výsledek transpřekladu + +```python +// Transcrypt'ed from Python, 2023-10-20 14:52:48 +import {AssertionError, AttributeError, BaseException, DeprecationWarning, Exception, IndexError, IterableError, KeyError, NotImplementedError, RuntimeWarning, StopIteration, UserWarning, ValueError, Warning, __JsIterator__, __PyIterator__, __Terminal__, __add__, __and__, __call__, __class__, __envir__, __eq__, __floordiv__, __ge__, __get__, __getcm__, __getitem__, __getslice__, __getsm__, __gt__, __i__, __iadd__, __iand__, __idiv__, __ijsmod__, __ilshift__, __imatmul__, __imod__, __imul__, __in__, __init__, __ior__, __ipow__, __irshift__, __isub__, __ixor__, __jsUsePyNext__, __jsmod__, __k__, __kwargtrans__, __le__, __lshift__, __lt__, __matmul__, __mergefields__, __mergekwargtrans__, __mod__, __mul__, __ne__, __neg__, __nest__, __or__, __pow__, __pragma__, __pyUseJsNext__, __rshift__, __setitem__, __setproperty__, __setslice__, __sort__, __specialattrib__, __sub__, __super__, __t__, __terminal__, __truediv__, __withblock__, __xor__, abs, all, any, assert, bool, bytearray, bytes, callable, chr, copy, deepcopy, delattr, dict, dir, divmod, enumerate, filter, float, getattr, hasattr, input, int, isinstance, issubclass, len, list, map, max, min, object, ord, pow, print, property, py_TypeError, py_iter, py_metatype, py_next, py_reversed, py_typeof, range, repr, round, set, setattr, sorted, str, sum, tuple, zip} from './org.transcrypt.__runtime__.js'; +var __name__ = '__main__'; +export var canvas = document.getElementById ('canvas'); +export var context = canvas.getContext ('2d'); +context.font = '60pt Arial'; +context.fillStyle = 'darkblue'; +context.strokeStyle = 'navyblue'; +context.fillText ('Hello Canvas', canvas.width / 2 - 210, canvas.height / 2 + 15); +context.strokeText ('Hello Canvas', canvas.width / 2 - 210, canvas.height / 2 + 15); + +//# sourceMappingURL=canvas1.map``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-canvas1.js) + +--- + +### Kreslení na canvas + +* Podpůrná HTML stránka s canvasem + +```python + + + Canvas + + + + Canvas not supported + + + +``` + +[Zdrojový kód příkladu](https://github.com/tisnik/most-popular-python-libs/blob/master/modern_python/sources//transcrypt-canvas1.html) + +--- + # Alternativní projekty a jazyky ![Python](images/python.png)