<TD> = <DTa> - <DTa> # Ignores jumps if they share tzinfo object.

<D/DT> = <D/DT> ± <TD> # Returned datetime can fall into missing hour.

<TD> = <TD> * <float> # Also: <TD> = abs(<TD>) and <TD> = <TD> ±% <TD>.

<bool> = <Rect>.collidepoint((x, y)) # Checks if rectangle contains the point.

<bool> = <Rect>.colliderect(<Rect>) # Checks if the two rectangles overlap.

<int> = <Rect>.collidelist(<list_of_Rect>) # Returns index of first colliding Rect or -1.

mario.facing_left = mario.spd.x < 0 if mario.spd.x else mario.facing_left

is_airborne = D.s not in get_boundaries(mario.rect, tiles)

image_index = 4 if is_airborne else (next(mario.frame_cycle) if mario.spd.x else 6)

for t in tiles:

is_border = t.x in [0, (W-1)*16] or t.y in [0, (H-1)*16]

screen.blit(images[18 if is_border else 19], t)

&lt;TD&gt; = &lt;DTa&gt; - &lt;DTa&gt; <span class="hljs-comment"># Ignores jumps if they share tzinfo object.</span>

&lt;D/DT&gt; = &lt;D/DT&gt; ± &lt;TD&gt; <span class="hljs-comment"># Returned datetime can fall into missing hour.</span>

&lt;TD&gt; = &lt;TD&gt; * &lt;float&gt; <span class="hljs-comment"># Also: &lt;TD&gt; = abs(&lt;TD&gt;) and &lt;TD&gt; = &lt;TD&gt; ±% &lt;TD&gt;.</span>

<div><h2 id="arguments"><a href="#arguments" name="arguments">#</a>Arguments</h2><div><h3 id="insidefunctioncall">Inside Function Call</h3><pre><code class="python language-python hljs">func(&lt;positional_args&gt;) <span class="hljs-comment"># func(0, 0)</span>

<pre><code class="python language-python hljs">&lt;bool&gt; = &lt;Rect&gt;.collidepoint((x, y)) <span class="hljs-comment"># Checks if rectangle contains the point.</span>

&lt;bool&gt; = &lt;Rect&gt;.colliderect(&lt;Rect&gt;) <span class="hljs-comment"># Checks if the two rectangles overlap.</span>

&lt;int&gt; = &lt;Rect&gt;.collidelist(&lt;list_of_Rect&gt;) <span class="hljs-comment"># Returns index of first colliding Rect or -1.</span>

<div><h3 id="surface">Surface</h3><p><strong>Object for representing images.</strong></p><pre><code class="python language-python hljs">&lt;Surf&gt; = pg.display.set_mode((width, height)) <span class="hljs-comment"># Opens new window and returns its surface.</span>

&lt;Surf&gt; = pg.Surface((width, height)) <span class="hljs-comment"># New RGB surface. RGBA if `flags=pg.SRCALPHA`.</span>

mario.facing_left = mario.spd.x &lt; <span class="hljs-number">0</span> <span class="hljs-keyword">if</span> mario.spd.x <span class="hljs-keyword">else</span> mario.facing_left

is_airborne = D.s <span class="hljs-keyword">not</span> <span class="hljs-keyword">in</span> get_boundaries(mario.rect, tiles)

image_index = <span class="hljs-number">4</span> <span class="hljs-keyword">if</span> is_airborne <span class="hljs-keyword">else</span> (next(mario.frame_cycle) <span class="hljs-keyword">if</span> mario.spd.x <span class="hljs-keyword">else</span> <span class="hljs-number">6</span>)

<span class="hljs-keyword">for</span> t <span class="hljs-keyword">in</span> tiles:

is_border = t.x <span class="hljs-keyword">in</span> [<span class="hljs-number">0</span>, (W-<span class="hljs-number">1</span>)*<span class="hljs-number">16</span>] <span class="hljs-keyword">or</span> t.y <span class="hljs-keyword">in</span> [<span class="hljs-number">0</span>, (H-<span class="hljs-number">1</span>)*<span class="hljs-number">16</span>]

screen.blit(images[<span class="hljs-number">18</span> <span class="hljs-keyword">if</span> is_border <span class="hljs-keyword">else</span> <span class="hljs-number">19</span>], t)

' mario.facing_left = mario.spd.x &lt; <span class="hljs-number">0</span> <span class="hljs-keyword">if</span> mario.spd.x <span class="hljs-keyword">else</span> mario.facing_left\n' +

' is_airborne = D.s <span class="hljs-keyword">not</span> <span class="hljs-keyword">in</span> get_boundaries(mario.rect, tiles)\n' +

' image_index = <span class="hljs-number">4</span> <span class="hljs-keyword">if</span> is_airborne <span class="hljs-keyword">else</span> (next(mario.frame_cycle) <span class="hljs-keyword">if</span> mario.spd.x <span class="hljs-keyword">else</span> <span class="hljs-number">6</span>)\n' +

' <span class="hljs-keyword">for</span> t <span class="hljs-keyword">in</span> tiles:\n' +

' is_border = t.x <span class="hljs-keyword">in</span> [<span class="hljs-number">0</span>, (W-<span class="hljs-number">1</span>)*<span class="hljs-number">16</span>] <span class="hljs-keyword">or</span> t.y <span class="hljs-keyword">in</span> [<span class="hljs-number">0</span>, (H-<span class="hljs-number">1</span>)*<span class="hljs-number">16</span>]\n' +

' screen.blit(images[<span class="hljs-number">18</span> <span class="hljs-keyword">if</span> is_border <span class="hljs-keyword">else</span> <span class="hljs-number">19</span>], t)\n' +

<strong>bitwise operators, <a href="#bitwiseoperators">8</a>, <a href="#operator">31</a></strong><br>

<strong>bytes, <a href="#open">22</a>-<a href="#modes">23</a>, <a href="#pickle">25</a>, <a href="#bytes">28</a>-<a href="#memoryview">29</a></strong> </p>

<h3 id="c">C</h3>

<strong>callable, <a href="#callable">17</a></strong><br>

<strong>class, <a href="#type">4</a>, <a href="#class">14</a>-<a href="#inline-1">20</a></strong><br>

<strong>closure, <a href="#closure">12</a>-<a href="#decorator">13</a></strong><br>

<strong>counter, <a href="#counter">2</a>, <a href="#generator">4</a>, <a href="#nonlocal">12</a>, <a href="#iterator-1">17</a></strong><br>

<strong>csv, <a href="#csv">26</a>, <a href="#printsacsvspreadsheettotheconsole">34</a>, <a href="#dataframeplotencodedecode">46</a>, <a href="#displaysalinechartoftotalcoronavirusdeathspermilliongroupedbycontinent">47</a></strong><br>

<strong>curses module, <a href="#runsaterminalgamewhereyoucontrolanasteriskthatmustavoidnumbers">33</a>, <a href="#consoleapp">34</a></strong><br>

<h3 id="d">D</h3>

<p><strong>dataclasses module, <a href="#namedtupleenumdataclass">12</a>, <a href="#dataclass">15</a></strong><br>

<strong>datetime module, <a href="#datetime">8</a>-<a href="#now">9</a></strong><br>

<h3 id="r">R</h3>

<p><strong>random module, <a href="#random">8</a></strong><br>

<strong>ranges, <a href="#range">3</a>, <a href="#abstractbaseclasses">4</a></strong><br>

<strong>reduce function, <a href="#mapfilterreduce">11</a>, <a href="#operator">31</a></strong><br>

<strong>regular expressions, <a href="#regex">5</a>-<a href="#specialsequences">6</a></strong><br>

<strong>requests library, <a href="#scrapespythonsurlandlogofromitswikipediapage">35</a>, <a href="#startstheappinitsownthreadandqueriesitsrestapi">36</a></strong> </p>

<strong>struct module, <a href="#struct">28</a>-<a href="#integertypesuseacapitalletterforunsignedtypeminimumandstandardsizesareinbrackets">29</a></strong><br>

<strong>subprocess module, <a href="#sends11tothebasiccalculatorandcapturesitsoutput">25</a></strong><br>

<strong>super function, <a href="#inheritance">14</a></strong><br>

<h3 id="t">T</h3>

<p><strong>table, <a href="#csv">26</a>, <a href="#example-1">27</a>, <a href="#table">34</a>, <a href="#numpy">37</a>-<a href="#indexing">38</a>, <a href="#dataframe">45</a>-<a href="#dataframeaggregatetransformmap">46</a></strong><br>

<strong>template, <a href="#format">6</a>, <a href="#dynamicrequest">36</a></strong><br>

<strong>counter, 2, 4, 12, 17</strong><br>

<strong>csv, 26, 34, 46, 47</strong><br>

<strong>curses module, 33, 34</strong><br>

<h3 id="d">D</h3>

<p><strong>dataclasses module, 12, 15</strong><br>

<strong>datetime module, 8-9</strong><br>