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python-cheatsheet
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JSON, Pickle, Pygame

pull/135/head
Jure Šorn 2 years ago
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2 changed files with 18 additions and 18 deletions
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  1. 16
      README.md
  2. 20
      index.html

16
README.md
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@ -1755,8 +1755,8 @@ JSON
```python
import json
<str> = json.dumps(<object>, ensure_ascii=True, indent=None)
<object> = json.loads(<str>)
<str> = json.dumps(<object>) # Converts object to JSON string.
<object> = json.loads(<str>) # Converts JSON string to object.
```
### Read Object from JSON File
@ -1780,8 +1780,8 @@ Pickle
```python
import pickle
<bytes> = pickle.dumps(<object>)
<object> = pickle.loads(<bytes>)
<bytes> = pickle.dumps(<object>) # Converts object to bytes.
<object> = pickle.loads(<bytes>) # Converts bytes to object.
```
### Read Object from File
@ -2985,8 +2985,8 @@ while all(event.type != pg.QUIT for event in pg.event.get()):
### Surface
**Object for representing images.**
```python
<Surf> = pg.display.set_mode((width, height)) # Returns display surface.
<Surf> = pg.Surface((width, height), flags=0) # New RGB surface. RGBA if `flags=pg.SRCALPHA`.
<Surf> = pg.display.set_mode((width, height)) # Returns a display surface.
<Surf> = pg.Surface((width, height)) # New RGB surface. RGBA if `flags=pg.SRCALPHA`.
<Surf> = pg.image.load('<path>') # Loads the image. Format depends on source.
<Surf> = <Surf>.subsurface(<Rect>) # Returns a subsurface.
```
@ -3007,8 +3007,8 @@ from pygame.transform import scale, ...
```python
from pygame.draw import line, ...
line(<Surf>, color, (x1, y1), (x2, y2), width) # Draws a line to the surface.
arc(<Surf>, color, <Rect>, from_rad, to_rad) # Also: ellipse(<Surf>, color, <Rect>)
rect(<Surf>, color, <Rect>) # Also: polygon(<Surf>, color, points)
arc(<Surf>, color, <Rect>, from_rad, to_rad) # Also: ellipse(<Surf>, color, <Rect>, width=0)
rect(<Surf>, color, <Rect>, width=0) # Also: polygon(<Surf>, color, points, width=0)
```
### Font

20
index.html
View File

@ -54,7 +54,7 @@
<body>
<header>
<aside>June 26, 2022</aside>
<aside>June 27, 2022</aside>
<a href="https://gto76.github.io" rel="author">Jure Šorn</a>
</header>
@ -1471,8 +1471,8 @@ CompletedProcess(args=[<span class="hljs-string">'bc'</span>, <span class="hljs-
</code></pre></div>
<div><h2 id="json"><a href="#json" name="json">#</a>JSON</h2><p><strong>Text file format for storing collections of strings and numbers.</strong></p><pre><code class="python language-python hljs"><span class="hljs-keyword">import</span> json
&lt;str&gt; = json.dumps(&lt;object&gt;, ensure_ascii=<span class="hljs-keyword">True</span>, indent=<span class="hljs-keyword">None</span>)
&lt;object&gt; = json.loads(&lt;str&gt;)
&lt;str&gt; = json.dumps(&lt;object&gt;) <span class="hljs-comment"># Converts object to JSON string.</span>
&lt;object&gt; = json.loads(&lt;str&gt;) <span class="hljs-comment"># Converts JSON string to object.</span>
</code></pre></div>
@ -1487,8 +1487,8 @@ CompletedProcess(args=[<span class="hljs-string">'bc'</span>, <span class="hljs-
</code></pre></div>
<div><h2 id="pickle"><a href="#pickle" name="pickle">#</a>Pickle</h2><p><strong>Binary file format for storing Python objects.</strong></p><pre><code class="python language-python hljs"><span class="hljs-keyword">import</span> pickle
&lt;bytes&gt; = pickle.dumps(&lt;object&gt;)
&lt;object&gt; = pickle.loads(&lt;bytes&gt;)
&lt;bytes&gt; = pickle.dumps(&lt;object&gt;) <span class="hljs-comment"># Converts object to bytes.</span>
&lt;object&gt; = pickle.loads(&lt;bytes&gt;) <span class="hljs-comment"># Converts bytes to object.</span>
</code></pre></div>
@ -2429,8 +2429,8 @@ rect = pg.Rect(<span class="hljs-number">240</span>, <span class="hljs-number">2
&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>
&lt;list&gt; = &lt;Rect&gt;.collidelistall(&lt;list_of_Rect&gt;) <span class="hljs-comment"># Returns indexes of all colliding rectangles.</span>
</code></pre>
<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"># Returns display surface.</span>
&lt;Surf&gt; = pg.Surface((width, height), flags=<span class="hljs-number">0</span>) <span class="hljs-comment"># New RGB surface. RGBA if `flags=pg.SRCALPHA`.</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"># Returns a display surface.</span>
&lt;Surf&gt; = pg.Surface((width, height)) <span class="hljs-comment"># New RGB surface. RGBA if `flags=pg.SRCALPHA`.</span>
&lt;Surf&gt; = pg.image.load(<span class="hljs-string">'&lt;path&gt;'</span>) <span class="hljs-comment"># Loads the image. Format depends on source.</span>
&lt;Surf&gt; = &lt;Surf&gt;.subsurface(&lt;Rect&gt;) <span class="hljs-comment"># Returns a subsurface.</span>
</code></pre></div>
@ -2447,8 +2447,8 @@ rect = pg.Rect(<span class="hljs-number">240</span>, <span class="hljs-number">2
</code></pre>
<pre><code class="python language-python hljs"><span class="hljs-keyword">from</span> pygame.draw <span class="hljs-keyword">import</span> line, ...
line(&lt;Surf&gt;, color, (x1, y1), (x2, y2), width) <span class="hljs-comment"># Draws a line to the surface.</span>
arc(&lt;Surf&gt;, color, &lt;Rect&gt;, from_rad, to_rad) <span class="hljs-comment"># Also: ellipse(&lt;Surf&gt;, color, &lt;Rect&gt;)</span>
rect(&lt;Surf&gt;, color, &lt;Rect&gt;) <span class="hljs-comment"># Also: polygon(&lt;Surf&gt;, color, points)</span>
arc(&lt;Surf&gt;, color, &lt;Rect&gt;, from_rad, to_rad) <span class="hljs-comment"># Also: ellipse(&lt;Surf&gt;, color, &lt;Rect&gt;, width=0)</span>
rect(&lt;Surf&gt;, color, &lt;Rect&gt;, width=<span class="hljs-number">0</span>) <span class="hljs-comment"># Also: polygon(&lt;Surf&gt;, color, points, width=0)</span>
</code></pre>
<div><h3 id="font">Font</h3><pre><code class="python language-python hljs">&lt;Font&gt; = pg.font.SysFont(<span class="hljs-string">'&lt;name&gt;'</span>, size) <span class="hljs-comment"># Loads the system font or default if missing.</span>
&lt;Font&gt; = pg.font.Font(<span class="hljs-string">'&lt;path&gt;'</span>, size) <span class="hljs-comment"># Loads the TTF file. Pass None for default.</span>
@ -2901,7 +2901,7 @@ $ pyinstaller script.py --add-data '&lt;path&gt;:.' <span class="hljs-comment">
<footer>
<aside>June 26, 2022</aside>
<aside>June 27, 2022</aside>
<a href="https://gto76.github.io" rel="author">Jure Šorn</a>
</footer>

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