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‎README.md

Lines changed: 11 additions & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -732,10 +732,10 @@ def f(x, *args, z, **kwargs): # f(x=1, y=2, z=3) | f(1, y=2, z=3) | f(1, 2, z=3
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### Other Uses
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```python
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<list> = [*<collection> [, ...]]
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<set> = {*<collection> [, ...]}
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<tup.> = (*<collection>, [...])
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<dict> = {**<dict> [, ...]}
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<list> = [*<collection> [, ...]]
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<set> = {*<collection> [, ...]}
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<tuple> = (*<collection>, [...])
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<dict> = {**<dict> [, ...]}
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```
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```python
@@ -774,8 +774,8 @@ Inline
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### Any, All
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```python
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<bool> = any(<collection>) # False if empty.
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<bool> = all(el[1] for el in <collection>) # True if empty.
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<bool> = any(<collection>) # Is `bool(el)` True for any element.
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<bool> = all(<collection>) # Is True for all elements or empty.
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```
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### Conditional Expression
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['zero', 1, 2, 3]
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```
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### Namedtuple, Enum, Dataclass
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### Named Tuple, Enum, Dataclass
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```python
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from collections import namedtuple
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Point = namedtuple('Point', 'x y')
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point = Point(0, 0)
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Point = namedtuple('Point', 'x y')
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point = Point(0, 0)
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```
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```python
@@ -803,8 +803,8 @@ direction = Direction.n
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```python
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from dataclasses import make_dataclass
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Creature = make_dataclass('Creature', ['loc', 'dir'])
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creature = Creature(Point(0, 0), Direction.n)
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Creature = make_dataclass('Creature', ['loc', 'dir'])
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creature = Creature(point, direction)
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```
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‎index.html

Lines changed: 13 additions & 13 deletions
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@@ -226,7 +226,7 @@
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<body>
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<header>
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<aside>August 11, 2021</aside>
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<aside>October 1, 2021</aside>
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<a href="https://gto76.github.io" rel="author">Jure Šorn</a>
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</header>
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@@ -786,10 +786,10 @@
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<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(*args, y, **kwargs)</span>:</span> <span class="hljs-comment"># f(x=1, y=2, z=3) | f(1, y=2, z=3)</span>
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<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(x, *args, z, **kwargs)</span>:</span> <span class="hljs-comment"># f(x=1, y=2, z=3) | f(1, y=2, z=3) | f(1, 2, z=3)</span>
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</code></pre>
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<div><h3 id="otheruses">Other Uses</h3><pre><code class="python language-python hljs">&lt;list&gt; = [*&lt;collection&gt; [, ...]]
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&lt;set&gt; = {*&lt;collection&gt; [, ...]}
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&lt;tup.&gt; = (*&lt;collection&gt;, [...])
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&lt;dict&gt; = {**&lt;dict&gt; [, ...]}
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<div><h3 id="otheruses">Other Uses</h3><pre><code class="python language-python hljs">&lt;list&gt; = [*&lt;collection&gt; [, ...]]
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&lt;set&gt; = {*&lt;collection&gt; [, ...]}
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&lt;tuple&gt; = (*&lt;collection&gt;, [...])
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&lt;dict&gt; = {**&lt;dict&gt; [, ...]}
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</code></pre></div>
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<pre><code class="python language-python hljs">head, *body, tail = &lt;collection&gt;
@@ -816,8 +816,8 @@
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<ul>
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<li><strong>Reduce must be imported from functools module.</strong></li>
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</ul>
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<div><h3 id="anyall">Any, All</h3><pre><code class="python language-python hljs">&lt;bool&gt; = any(&lt;collection&gt;) <span class="hljs-comment"># False if empty.</span>
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&lt;bool&gt; = all(el[<span class="hljs-number">1</span>] <span class="hljs-keyword">for</span> el <span class="hljs-keyword">in</span> &lt;collection&gt;) <span class="hljs-comment"># True if empty.</span>
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<div><h3 id="anyall">Any, All</h3><pre><code class="python language-python hljs">&lt;bool&gt; = any(&lt;collection&gt;) <span class="hljs-comment"># Is `bool(el)` True for any element.</span>
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&lt;bool&gt; = all(&lt;collection&gt;) <span class="hljs-comment"># Is True for all elements or empty.</span>
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</code></pre></div>
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<div><h3 id="conditionalexpression">Conditional Expression</h3><pre><code class="python language-python hljs">&lt;obj&gt; = &lt;exp_if_true&gt; <span class="hljs-keyword">if</span> &lt;condition&gt; <span class="hljs-keyword">else</span> &lt;exp_if_false&gt;
@@ -826,18 +826,18 @@
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<pre><code class="python language-python hljs"><span class="hljs-meta">&gt;&gt;&gt; </span>[a <span class="hljs-keyword">if</span> a <span class="hljs-keyword">else</span> <span class="hljs-string">'zero'</span> <span class="hljs-keyword">for</span> a <span class="hljs-keyword">in</span> (<span class="hljs-number">0</span>, <span class="hljs-number">1</span>, <span class="hljs-number">2</span>, <span class="hljs-number">3</span>)]
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[<span class="hljs-string">'zero'</span>, <span class="hljs-number">1</span>, <span class="hljs-number">2</span>, <span class="hljs-number">3</span>]
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</code></pre>
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<div><h3 id="namedtupleenumdataclass">Namedtuple, Enum, Dataclass</h3><pre><code class="python language-python hljs"><span class="hljs-keyword">from</span> collections <span class="hljs-keyword">import</span> namedtuple
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Point = namedtuple(<span class="hljs-string">'Point'</span>, <span class="hljs-string">'x y'</span>)
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point = Point(<span class="hljs-number">0</span>, <span class="hljs-number">0</span>)
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<div><h3 id="namedtupleenumdataclass">Named Tuple, Enum, Dataclass</h3><pre><code class="python language-python hljs"><span class="hljs-keyword">from</span> collections <span class="hljs-keyword">import</span> namedtuple
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Point = namedtuple(<span class="hljs-string">'Point'</span>, <span class="hljs-string">'x y'</span>)
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point = Point(<span class="hljs-number">0</span>, <span class="hljs-number">0</span>)
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</code></pre></div>
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<pre><code class="python language-python hljs"><span class="hljs-keyword">from</span> enum <span class="hljs-keyword">import</span> Enum
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Direction = Enum(<span class="hljs-string">'Direction'</span>, <span class="hljs-string">'n e s w'</span>)
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direction = Direction.n
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</code></pre>
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<pre><code class="python language-python hljs"><span class="hljs-keyword">from</span> dataclasses <span class="hljs-keyword">import</span> make_dataclass
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Creature = make_dataclass(<span class="hljs-string">'Creature'</span>, [<span class="hljs-string">'loc'</span>, <span class="hljs-string">'dir'</span>])
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creature = Creature(Point(<span class="hljs-number">0</span>, <span class="hljs-number">0</span>), Direction.n)
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Creature = make_dataclass(<span class="hljs-string">'Creature'</span>, [<span class="hljs-string">'loc'</span>, <span class="hljs-string">'dir'</span>])
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creature = Creature(point, direction)
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</code></pre>
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<div><h2 id="closure"><a href="#closure" name="closure">#</a>Closure</h2><p><strong>We have a closure in Python when:</strong></p><ul>
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<li><strong>A nested function references a value of its enclosing function and then</strong></li>
@@ -3005,7 +3005,7 @@
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<footer>
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<aside>August 11, 2021</aside>
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<aside>October 1, 2021</aside>
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<a href="https://gto76.github.io" rel="author">Jure Šorn</a>
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</footer>
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