8000 Numbers · gto76/python-cheatsheet@fea82d5 · GitHub
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‎README.md

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<Decimal> = decimal.Decimal(<str/int/tuple>) # E.g. `Decimal((1, (2, 3), 4)) == -230_000`.
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```
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* **`'int(<str>)'` and `'float(<str>)'` raise ValueError on malformed strings.**
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* **Decimal numbers are stored exactly, unlike most floats where `'1.1 + 2.2 != 3.3'`.**
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* **Decimal objects store numbers exactly, unlike most floats where `'1.1 + 2.2 != 3.3'`.**
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* **Floats can be compared with: `'math.isclose(<float>, <float>)'`.**
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* **Precision of decimal operations is set with: `'decimal.getcontext().prec = <int>'`.**
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* **Bools can be used anywhere ints can, because bool is a subclass of int: `'True + 1 == 2'`.**

‎index.html

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<ul>
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<li><strong><code class="python hljs"><span class="hljs-string">'int(&lt;str&gt;)'</span></code> and <code class="python hljs"><span class="hljs-string">'float(&lt;str&gt;)'</span></code> raise ValueError on malformed strings.</strong></li>
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<li><strong>Decimal numbers are stored exactly, unlike most floats where <code class="python hljs"><span class="hljs-string">'1.1 + 2.2 != 3.3'</span></code>.</strong></li>
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<li><strong>Decimal objects store numbers exactly, unlike most floats where <code class="python hljs"><span class="hljs-string">'1.1 + 2.2 != 3.3'</span></code>.</strong></li>
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<li><strong>Floats can be compared with: <code class="python hljs"><span class="hljs-string">'math.isclose(&lt;float&gt;, &lt;float&gt;)'</span></code>.</strong></li>
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<li><strong>Precision of decimal operations is set with: <code class="python hljs"><span class="hljs-string">'decimal.getcontext().prec = &lt;int&gt;'</span></code>.</strong></li>
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<li><strong>Bools can be used anywhere ints can, because bool is a subclass of int: <code class="python hljs"><span class="hljs-string">'True + 1 == 2'</span></code>.</strong></li>

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