- Parse error: syntax error, unexpected token ")" on line 18
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
$str_val = "apples";
$num_val = 42;
PyCore::print($num_val . " " . $str_val);
$str_val = "apples";
$num_val = 42;
PyCore::print("str_val=" . $str_val . ", num_val = " . $num_val);
$num_val = 42;
PyCore::print("num_val % 2 = " . $num_val % 2);
$str_val = "apples";
PyCore::print($str_val);
$price_val = 6.12658;
PyCore::print(round($price_val, 2));
$datetime = PyCore::import('datetime')->datetime;
$date_val = $datetime->utcnow();
PyCore::print("date_val=" . );str_val = 'apples'
num_val = 42
print(f'{num_val} {str_val}') # 42 apples
str_val = 'apples'
num_val = 42
print(f'{str_val=}, {num_val = }') # str_val='apples', num_val = 42
num_val = 42
print(f'{num_val % 2 = }') # num_val % 2 = 0
str_val = 'apples'
print(f'{str_val!r}') # 'apples'
price_val = 6.12658
print(f'{price_val:.2f}') # 6.13
from datetime import datetime;
date_val = datetime.utcnow()
print(f'{date_val=:%Y-%m-%d}') # date_val=2021-07-09
- Warning: Undefined variable $timedelta on line 9
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
$date = PyCore::import('datetime')->date;
$datetime = PyCore::import('datetime')->datetime;
$timedelta = PyCore::import('datetime')->timedelta;
function add_days($n, $d) {
return $d + $timedelta($n);
}
add_days(5, $date(2020, 10, 25));
add_days(-5, $date(2020, 10, 25));from datetime import date, datetime, timedelta
def add_days(n, d = datetime.today()):
return d + timedelta(n)
add_days(5, date(2020, 10, 25)) # date(2020, 10, 30)
add_days(-5, date(2020, 10, 25)) # date(2020, 10, 20)
- Parse error: syntax error, unexpected variable "$x", expecting ":" on line 18
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function average_by($lst, $fn) {
return PyCore::sum(PyCore::map($fn, $lst), 0) / PyCore::len($lst);
}
average_by(new PyList([new PyDict([
"n" => 4,
]), new PyDict([
"n" => 2,
]), new PyDict([
"n" => 8,
]), new PyDict([
"n" => 6,
])]), return $x->__getitem__("n");
});def average_by(lst, fn = lambda x: x):
return sum(map(fn, lst), 0.0) / len(lst)
average_by([{ 'n': 4 }, { 'n': 2 }, { 'n': 8 }, { 'n': 6 }], lambda x: x['n'])
# 5.0
- Parse error: syntax error, unexpected token "$", expecting variable on line 6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function bifurcate($lst, $filter) {
return new PyList([(function($) {
$___ = [];
$elts = [];
foreach($ as [$x, $flag]) {
$elts[0] = [$x, $flag];
}
$___[] = $elts;
return $___;
})($), (function($) {
$___ = [];
$elts = [];
foreach($ as [$x, $flag]) {
$elts[0] = [$x, $flag];
}
$___[] = $elts;
return $___;
})($)]);
}
bifurcate(new PyList(["beep", "boop", "foo", "bar"]), new PyList([true, true, false, true]));def bifurcate(lst, filter):
return [
[x for x, flag in zip(lst, filter) if flag],
[x for x, flag in zip(lst, filter) if not flag]
]
bifurcate(['beep', 'boop', 'foo', 'bar'], [True, True, False, True])
# [ ['beep', 'boop', 'bar'], ['foo'] ]
- Fatal error: Uncaught Error: Call to a member function encode() on string in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/byte-size.php:6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function byte_size($s) {
return PyCore::len($s->encode("utf-8"));
}
byte_size("😀");
byte_size("Hello World");def byte_size(s):
return len(s.encode('utf-8'))
byte_size('😀') # 4
byte_size('Hello World') # 11
- Fatal error: Uncaught Error: Call to a member function title() on string in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/capitalize-every-word.php:6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function capitalize_every_word($s) {
return $s->title();
}
capitalize_every_word("hello world!");def capitalize_every_word(s):
return s.title()
capitalize_every_word('hello world!') # 'Hello World!'
- Fatal error: Uncaught ArgumentCountError: Too few arguments to function capitalize(), 1 passed on line 10
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function capitalize($s, $lower_rest) {
return PyCore::str("")->join(new PyList([$s->__getitem__(PyCore::slice(null, 1, null))->upper(), $lower_rest ? $s->__getitem__(PyCore::slice(1, null, null))->lower() : $s->__getitem__(PyCore::slice(1, null, null))]));
}
capitalize("fooBar");
capitalize("fooBar", true);def capitalize(s, lower_rest = False):
return ''.join([s[:1].upper(), (s[1:].lower() if lower_rest else s[1:])])
capitalize('fooBar') # 'FooBar'
capitalize('fooBar', True) # 'Foobar'
- Warning: Undefined variable $tuple on line 6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function cast_list($val) {
return PyCore::isinstance($val, [$tuple, $list, $set, $dict]) ? PyCore::list($val) : new PyList([$val]);
}
cast_list("foo");
cast_list(new PyList([1]));
cast_list(["foo", "bar"]);def cast_list(val):
return list(val) if isinstance(val, (tuple, list, set, dict)) else [val]
cast_list('foo') # ['foo']
cast_list([1]) # [1]
cast_list(('foo', 'bar')) # ['foo', 'bar']
- Parse error: syntax error, unexpected variable "$lst", expecting ":" on line 8
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
$ceil = PyCore::import('math')->ceil;
function chunk_into_n($lst, $n) {
$size = $ceil(PyCore::len($lst) / $n);
return PyCore::list(PyCore::map(return $lst->__getitem__(PyCore::slice($x * $size, $x * $size + $size, null));
}, PyCore::list(PyCore::range($n))));
}
chunk_into_n(new PyList([1, 2, 3, 4, 5, 6, 7]), 4);from math import ceil
def chunk_into_n(lst, n):
size = ceil(len(lst) / n)
return list(
map(lambda x: lst[x * size:x * size + size],
list(range(n)))
)
chunk_into_n([1, 2, 3, 4, 5, 6, 7], 4) # [[1, 2], [3, 4], [5, 6], [7]]
- Parse error: syntax error, unexpected token "!", expecting ":" on line 72
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function difference($a, $b) {
return (function($a) {
$___ = [];
$elts = [];
foreach($a as $item) {
$elts[0] = $item;
}
$___[] = $elts;
return $___;
})($a);
}
function difference($a, $b) {
return (function($a) {
$___ = [];
$elts = [];
foreach($a as $item) {
$elts[0] = $item;
}
$___[] = $elts;
return $___;
})($a);
}
function difference($a, $b) {
return (function($a) {
$___ = [];
$elts = [];
foreach($a as $item) {
$elts[0] = $item;
}
$___[] = $elts;
return $___;
})($a);
}
function make_set($itr) {
PyCore::print("Making set...");
return PyCore::set($itr);
}
PyCore::print(difference(new PyList([1, 2, 3]), new PyList([1, 2, 4])));
function difference($a, $b) {
$_b = PyCore::set($b);
return (function($a) {
$___ = [];
$elts = [];
foreach($a as $item) {
$elts[0] = $item;
}
$___[] = $elts;
return $___;
})($a);
}
function difference($a, $b) {
$_b = PyCore::set($b);
return PyCore::list(PyCore::filter(return !$_b->__contains__($item)
}, $a));
}
def difference(a, b):
return [item for item in a if item not in b]
def difference(a, b):
return [item for item in a if item not in set(b)]
def difference(a, b):
return [item for item in a if item not in make_set(b)]
def make_set(itr):
print('Making set...')
return set(itr)
print(difference([1, 2, 3], [1, 2, 4]))
# Making set...
# Making set...
# Making set...
# [3]
def difference(a, b):
_b = set(b)
return [item for item in a if item not in _b]
def difference(a, b):
_b = set(b)
return list(filter(lambda item: item not in _b, a))
- Fatal error: Cannot redeclare compact() on line 6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function compact($lst) {
return PyCore::list(PyCore::filter(null, $lst));
}
compact(new PyList([0, 1, false, 2, "", 3, "a", "s", 34]));def compact(lst):
return list(filter(None, lst))
compact([0, 1, False, 2, '', 3, 'a', 's', 34]) # [ 1, 2, 3, 'a', 's', 34 ]
- Fatal error: Can't use method return value in write context on line 12
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
$defaultdict = PyCore::import('collections')->defaultdict;
$floor = PyCore::import('math')->floor;
function count_by($lst, $fn) {
$count = $defaultdict($int);
$__iter = PyCore::iter(PyCore::map($fn, $lst));
while($current = PyCore::next($__iter)) {
$val = $current;
$countval->__setitem__($val, $__value) += 1;
}
return PyCore::dict($count);
}
count_by(new PyList([6.1, 4.2, 6.3]), $floor);
count_by(new PyList(["one", "two", "three"]), $len);from collections import defaultdict
from math import floor
def count_by(lst, fn = lambda x: x):
count = defaultdict(int)
for val in map(fn, lst):
count[val] += 1
return dict(count)
count_by([6.1, 4.2, 6.3], floor) # {6: 2, 4: 1}
count_by(['one', 'two', 'three'], len) # {3: 2, 5: 1}
- Fatal error: Uncaught PyError: ('min',) in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/dict-getkey-vs-dictkey.php:14
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
$a = new PyDict([
"max" => 200,
]);
$b = new PyDict([
"min" => 100,
"max" => 250,
]);
$c = new PyDict([
"min" => 50,
]);
$a->__getitem__("min") + $b->__getitem__("min") + $c->__getitem__("min");
$a->get("min", 0) + $b->get("min", 0) + $c->get("min", 0);a = { 'max': 200 }
b = { 'min': 100, 'max': 250 }
c = { 'min': 50 }
a['min'] + b['min'] + c['min'] # throws KeyError
a.get('min', 0) + b.get('min', 0) + c.get('min', 0) # 150
- Warning: Undefined variable $int on line 6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function digitize($n) {
return PyCore::list(PyCore::map($int, PyCore::str($n)));
}
digitize(123);def digitize(n):
return list(map(int, str(n)))
digitize(123) # [1, 2, 3]
- Warning: Undefined variable $print on line 14
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function for_each($itr, $fn) {
$__iter = PyCore::iter($itr);
while($current = PyCore::next($__iter)) {
$el = $current;
$fn($el);
}
}
for_each(new PyList([1, 2, 3]), $print);def for_each(itr, fn):
for el in itr:
fn(el)
for_each([1, 2, 3], print) # 1 2 3
- Fatal error: Uncaught TypeError: Unsupported operand types: PyList + PyList on line 6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function have_same_contents($a, $b) {
$__iter = PyCore::iter(PyCore::set($a + $b));
while($current = PyCore::next($__iter)) {
$v = $current;
if ($a->count($v) != $b->count($v)) {
return false;
}
}
return true;
}
have_same_contents(new PyList([1, 2, 4]), new PyList([2, 4, 1]));def have_same_contents(a, b):
for v in set(a + b):
if a.count(v) != b.count(v):
return False
return True
have_same_contents([1, 2, 4], [2, 4, 1]) # True
- Error: Unsupported Python Syntax, Line: 3, Type: GeneratorExp
Error: Unsupported Python Syntax, Line: 3, Type: GeneratorExp
def hex_to_rgb(hex):
return tuple(int(hex[i:i+2], 16) for i in (0, 2, 4))
hex_to_rgb('FFA501') # (255, 165, 1)
- Parse error: syntax error, unexpected double-quoted string " ", expecting ":" on line 7
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
$sub = PyCore::import('re')->sub;
function kebab($s) {
return PyCore::str("-")->join($sub("(\\s|_|-)+", " ", $sub("[A-Z]{2,}(?=[A-Z][a-z]+[0-9]*|\\b)|[A-Z]?[a-z]+[0-9]*|[A-Z]|[0-9]+", return " " + $mo->group(0)->lower();
}, $s))->split());
}
kebab("camelCase");
kebab("some text");
kebab("some-mixed_string With spaces_underscores-and-hyphens");
kebab("AllThe-small Things");from re import sub
def kebab(s):
return '-'.join(
sub(r"(\s|_|-)+"," ",
sub(r"[A-Z]{2,}(?=[A-Z][a-z]+[0-9]*|\b)|[A-Z]?[a-z]+[0-9]*|[A-Z]|[0-9]+",
lambda mo: ' ' + mo.group(0).lower(), s)).split())
kebab('camelCase') # 'camel-case'
kebab('some text') # 'some-text'
kebab('some-mixed_string With spaces_underscores-and-hyphens')
# 'some-mixed-string-with-spaces-underscores-and-hyphens'
kebab('AllThe-small Things') # 'all-the-small-things'
- Fatal error: Uncaught TypeError: Unsupported operand types: PyObject - int in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/median.php:9
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function median($list) {
$list->sort();
$list_length = PyCore::len($list);
if ($list_length % 2 == 0) {
return $list->__getitem__(PyCore::int($list_length / 2) - 1) + $list->__getitem__(PyCore::int($list_length / 2)) / 2;
}
return PyCore::float($list->__getitem__(PyCore::int($list_length / 2)));
}
median(new PyList([1, 2, 3]));
median(new PyList([1, 2, 3, 4]));def median(list):
list.sort()
list_length = len(list)
if list_length % 2 == 0:
return (list[int(list_length / 2) - 1] + list[int(list_length / 2)]) / 2
return float(list[int(list_length / 2)])
median([1, 2, 3]) # 2.0
median([1, 2, 3, 4]) # 2.5
- Fatal error: Cannot redeclare append() (previously declared on line 20
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function append($n, $l) {
$l->append($n);
return $l;
}
append(0);
append(1);
function append($n, $l) {
if ($l == null) {
$l = new PyList([]);
}
$l->append($n);
return $l;
}
append(0);
append(1);def append(n, l = []):
l.append(n)
return l
append(0) # [0]
append(1) # [0, 1]
def append(n, l = None):
if l is None:
l = []
l.append(n)
return l
append(0) # [0]
append(1) # [1]
- Fatal error: Uncaught TypeError: Unsupported operand types: string * int in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/n-times-string.php:6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function n_times_string($s, $n) {
return $s * $n;
}
n_times_string("py", 4);def n_times_string(s, n):
return (s * n)
n_times_string('py', 4) #'pypypypy'
- Fatal error: Uncaught TypeError: Unsupported operand types: PyObject / PyObject in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/num-to-range.php:6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function num_to_range($num, $inMin, $inMax, $outMin, $outMax) {
return $outMin + PyCore::float($num - $inMin) / PyCore::float($inMax - $inMin) * $outMax - $outMin;
}
num_to_range(5, 0, 10, 0, 100);def num_to_range(num, inMin, inMax, outMin, outMax):
return outMin + (float(num - inMin) / float(inMax - inMin) * (outMax
- outMin))
num_to_range(5, 0, 10, 0, 100) # 50.0
- Fatal error: Uncaught Error: Call to a member function getitem() on string in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/reverse.php:6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function reverse($itr) {
return $itr->__getitem__(PyCore::slice(null, null, -1));
}
reverse(new PyList([1, 2, 3]));
reverse("snippet");def reverse(itr):
return itr[::-1]
reverse([1, 2, 3]) # [3, 2, 1]
reverse('snippet') # 'teppins'
- Fatal error: Uncaught PyError: attempt to assign sequence of size 3 to extended slice of size 2 in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/slice-assignment.php:31
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
$nums = new PyList([1, 2, 3, 4, 5]);
$__value = new PyList([6]);
$nums->__setitem__(PyCore::slice(null, 1, null), $__value);
$__value = new PyList([7, 8]);
$nums->__setitem__(PyCore::slice(1, 3, null), $__value);
$__value = new PyList([9, 0]);
$nums->__setitem__(PyCore::slice(-2, null, null), $__value);
$nums = new PyList([1, 2, 3, 4, 5]);
$__value = new PyList([6, 7]);
$nums->__setitem__(PyCore::slice(1, 4, null), $__value);
$__value = new PyList([8, 9, 0]);
$nums->__setitem__(PyCore::slice(-1, null, null), $__value);
$__value = new PyList([]);
$nums->__setitem__(PyCore::slice(null, 1, null), $__value);
$nums = new PyList([1, 2, 3, 4, 5]);
$__value = new PyList([6, 7]);
$nums->__setitem__(PyCore::slice(2, 2, null), $__value);
$__value = new PyList([8, 9]);
$nums->__setitem__(PyCore::slice(7, null, null), $__value);
$__value = new PyList([0]);
$nums->__setitem__(PyCore::slice(null, 0, null), $__value);
$__value = new PyList([4, 2]);
$nums->__setitem__(PyCore::slice(null, null, null), $__value);
$nums = new PyList([1, 2, 3, 4, 5]);
$__value = new PyList([6, 7]);
$nums->__setitem__(PyCore::slice(2, 5, 2), $__value);
$__value = new PyList([6, 7, 8]);
$nums->__setitem__(PyCore::slice(2, 5, 2), $__value);
$__value = new PyList([9, 0]);
$nums->__setitem__(PyCore::slice(1, null, -1), $__value);nums = [1, 2, 3, 4, 5]
nums[:1] = [6] # [6, 2, 3, 4, 5] (replace elements 0 through 1)
nums[1:3] = [7, 8] # [6, 7, 8, 4, 5] (replace elements 1 through 3)
nums[-2:] = [9, 0] # [6, 7, 8, 9, 0] (replace the last 2 elements)
nums = [1, 2, 3, 4, 5]
nums[1:4] = [6, 7] # [1, 6, 7, 5] (replace 3 elements with 2)
nums[-1:] = [8, 9, 0] # [1, 6, 7, 8, 9, 0] (replace 1 element with 3)
nums[:1] = [] # [6, 7, 8, 9, 0] (replace 1 element with 0)
nums = [1, 2, 3, 4, 5]
nums[2:2] = [6, 7] # [1, 2, 6, 7, 3, 4, 5] (insert 2 elements)
nums[7:] = [8, 9] # [1, 2, 6, 7, 3, 4, 5, 8, 9] (append 2 elements)
nums[:0] = [0] # [0, 1, 2, 6, 7, 3, 4, 5, 8, 9] (prepend 1 element)
nums[:] = [ 4, 2] # [4, 2] (replace whole list with a new one)
nums = [1, 2, 3, 4, 5]
nums[2:5:2] = [6, 7] # [1, 2, 6, 4, 7] (replace every 2nd element, 2 through 5)
nums[2:5:2] = [6, 7, 8] # Throws a ValueError (can't replace 2 elements with 3)
nums[1::-1] = [9, 0] # [0, 9, 6, 4, 7] (reverse replace, 1 through start)
- Fatal error: Uncaught Error: Call to a member function lower() on string in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/slugify.php:7
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
$re = PyCore::import('re');
function slugify($s) {
$s = $s->lower()->strip();
$s = $re->sub("[^\\w\\s-]", "", $s);
$s = $re->sub("[\\s_-]+", "-", $s);
$s = $re->sub("^-+|-+$", "", $s);
return $s;
}
slugify("Hello World!");import re
def slugify(s):
s = s.lower().strip()
s = re.sub(r'[^\w\s-]', '', s)
s = re.sub(r'[\s_-]+', '-', s)
s = re.sub(r'^-+|-+$', '', s)
return s
slugify('Hello World!') # 'hello-world'
- Parse error: syntax error, unexpected token "return" on line 6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function sort_dict_by_value($d, $reverse) {
return PyCore::dict(PyCore::sorted($d->items(), key: return $x->__getitem__(1);
}, reverse: $reverse));
}
$d = new PyDict([
"one" => 1,
"three" => 3,
"five" => 5,
"two" => 2,
"four" => 4,
]);
sort_dict_by_value($d);
sort_dict_by_value($d, true);def sort_dict_by_value(d, reverse = False):
return dict(sorted(d.items(), key = lambda x: x[1], reverse = reverse))
d = {'one': 1, 'three': 3, 'five': 5, 'two': 2, 'four': 4}
sort_dict_by_value(d) # {'one': 1, 'two': 2, 'three': 3, 'four': 4, 'five': 5}
sort_dict_by_value(d, True)
# {'five': 5, 'four': 4, 'three': 3, 'two': 2, 'one': 1}
- Fatal error: Uncaught Error: Call to a member function split() on string in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/split-lines.php:6
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function split_lines($s) {
return $s->split("\n");
}
split_lines("This\nis a\nmultiline\nstring.\n");def split_lines(s):
return s.split('\n')
split_lines('This\nis a\nmultiline\nstring.\n')
# ['This', 'is a', 'multiline', 'string.' , '']
- Fatal error: Uncaught TypeError: Unsupported operand types: PyStr * int in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/to-roman-numeral.php:12
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function to_roman_numeral($num) {
$lookup = new PyList([[1000, "M"], [900, "CM"], [500, "D"], [400, "CD"], [100, "C"], [90, "XC"], [50, "L"], [40, "XL"], [10, "X"], [9, "IX"], [5, "V"], [4, "IV"], [1, "I"]]);
$res = "";
$__iter = PyCore::iter($lookup);
while($current = PyCore::next($__iter)) {
[$n, $roman] = $current;
[$d, $num] = PyCore::divmod($num, $n);
$res += $roman * $d;
}
return $res;
}
to_roman_numeral(3);
to_roman_numeral(11);
to_roman_numeral(1998);def to_roman_numeral(num):
lookup = [
(1000, 'M'),
(900, 'CM'),
(500, 'D'),
(400, 'CD'),
(100, 'C'),
(90, 'XC'),
(50, 'L'),
(40, 'XL'),
(10, 'X'),
(9, 'IX'),
(5, 'V'),
(4, 'IV'),
(1, 'I'),
]
res = ''
for (n, roman) in lookup:
(d, num) = divmod(num, n)
res += roman * d
return res
to_roman_numeral(3) # 'III'
to_roman_numeral(11) # 'XI'
to_roman_numeral(1998) # 'MCMXCVIII'
- Fatal error: Uncaught TypeError: Unsupported operand types: PyList + array in /home/mrpzx/git/phpy/phpy-examples/30s/python-code/union-by.php:15
<?php
$operator = PyCore::import("operator");
$builtins = PyCore::import("builtins");
function union_by($a, $b, $fn) {
$_a = PyCore::set(PyCore::map($fn, $a));
return PyCore::list(PyCore::set($a + (function($b) {
$___ = [];
$elts = [];
foreach($b as $item) {
$elts[0] = $item;
}
$___[] = $elts;
return $___;
})($b)));
}
$floor = PyCore::import('math')->floor;
union_by(new PyList([2.1]), new PyList([1.2, 2.3]), $floor);def union_by(a, b, fn):
_a = set(map(fn, a))
return list(set(a + [item for item in b if fn(item) not in _a]))
from math import floor
union_by([2.1], [1.2, 2.3], floor) # [2.1, 1.2]
以上python代码来自 https://github.com/Chalarangelo/30-seconds-of-code/tree/master/content/snippets/python/s，相关提取、转换、测试代码如下
<?php
$files = glob('python-md/*.md');
array_map(function ($file) {
preg_match_all('/```py([\s\S]+?)```/', file_get_contents($file), $matches);
file_put_contents(substr($file, 0, -3) . '.py', implode("\n\n", $matches[1]));
}, $files);
<?php
$files = glob('python-code/*.py');
array_map(function ($file) {
file_put_contents(substr($file, 0, -3) . '.php', convert(file_get_contents($file)));
}, $files);
function convert($code)
{
return json_decode(request('https://swoole.com/py2php/convert.php', 'POST', ['code' => $code])[0])?->data?->code;
}
/**
* http request
* from swoole/ide-helper
* @param string $url
* @param string $method
* @param mixed $data
* @param array $options
* @param null|array $headers
* @param null|array $cookies
* @return array
*/
function request(
string $url,
string $method = 'GET',
$data = null,
array $options = ['timeout' => 30],
array $headers = null,
array $cookies = null
): array {
$ch = curl_init($url);
if (empty($ch)) {
throw new \Exception('failed to curl_init');
}
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, strtoupper($method));
if ($data) {
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
}
if ($headers) {
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
}
if ($cookies) {
$cookie_str = '';
foreach ($cookies as $k => $v) {
$cookie_str .= "{$k}={$v}; ";
}
curl_setopt($ch, CURLOPT_COOKIE, $cookie_str);
}
if (isset($options['timeout'])) {
if (is_float($options['timeout'])) {
curl_setopt($ch, CURLOPT_TIMEOUT_MS, intval($options['timeout'] * 1000));
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT_MS, intval($options['timeout'] * 1000));
} else {
curl_setopt($ch, CURLOPT_TIMEOUT, intval($options['timeout']));
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, intval($options['timeout']));
}
}
if (isset($options['connect_timeout'])) {
if (is_float($options['connect_timeout'])) {
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT_MS, intval($options['connect_timeout'] * 1000));
} else {
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, intval($options['connect_timeout']));
}
}
if (isset($options['verify'])) {
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0); // 从证书中检查SSL加密算法是否存在
// curl_setopt($ch, CURLOPT_SSLVERSION, 2);//设置SSL协议版本号
}
$body = curl_exec($ch);
if ($body !== false) {
return [$body, curl_getinfo($ch, CURLINFO_HTTP_CODE)];
}
throw new \Exception(curl_error($ch), curl_errno($ch));
}
<?php
$files = glob('python-code/*.php');
$i = 0;
$errs = [];
array_map(function ($file) use (&$i, &$errs) {
$proc = proc_open('php ' . $file, [0 => STDIN, 1 => ['pipe', 'w'], 2 => ['redirect', 1]], $pipes);
$stdout = stream_get_contents($pipes[1]);
$status = proc_get_status($proc);
proc_close($proc);
if ($status['exitcode']) {
$msg = explode("\n", trim($stdout))[0];
if (!preg_match('/(.+?)in \/home.+?\s*(on line \d+)/', $msg, $match)) {
$match = ['', $msg];
}
if (isset($errs[$match[1]])) {
return;
}
$errs[$match[1]] = 0;
echo (++$i) . '. ', $match[1], ' ', $match[2] ?? '', PHP_EOL;
$pycode = file_get_contents(substr($file, 0, -4) . '.py');
$phpcode = file_get_contents($file);
echo <<<CODE
\```php
$phpcode
\```
CODE;
echo PHP_EOL;
echo <<<CODE
\```python
$pycode
\```
CODE;
echo PHP_EOL;
}
}, $files);
\```
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