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python-cheatsheet
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Arguments

pull/45/head
Jure Šorn 5 years ago
parent
f1827a6107
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744c360119
2 changed files with 20 additions and 6 deletions
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  1. 14
      README.md
  2. 12
      index.html

14
README.md
View File

@ -556,9 +556,9 @@ Arguments
### Inside Function Definition
```python
def f(<nondefault_args>): # def f(x, y)
def f(<default_args>): # def f(x=0, y=0)
def f(<nondefault_args>, <default_args>): # def f(x, y=0)
def f(<nondefault_args>): ... # def f(x, y)
def f(<default_args>): ... # def f(x=0, y=0)
def f(<nondefault_args>, <default_args>): ... # def f(x, y=0)
```
@ -590,6 +590,13 @@ def add(*a):
```
#### Legal argument combinations:
```python
def f(x, y, z): # f(x=1, y=2, z=3) | f(1, y=2, z=3) | f(1, 2, z=3) | f(1, 2, 3)
def f(*, x, y, z): # f(x=1, y=2, z=3)
def f(x, *, y, z): # f(x=1, y=2, z=3) | f(1, y=2, z=3)
def f(x, y, *, z): # f(x=1, y=2, z=3) | f(1, y=2, z=3) | f(1, 2, z=3)
```
```python
def f(*args): # f(1, 2, 3)
def f(x, *args): # f(1, 2, 3)
@ -600,6 +607,7 @@ def f(x, *args, z): # f(1, 2, z=3)
```python
def f(**kwargs): # f(x=1, y=2, z=3)
def f(x, **kwargs): # f(x=1, y=2, z=3) | f(1, y=2, z=3)
def f(*, x, **kwargs): # f(x=1, y=2, z=3)
```
```python

12
index.html
View File

@ -543,9 +543,9 @@ shuffle(&lt;list&gt;)
&lt;function&gt;(&lt;positional_args&gt;, &lt;keyword_args&gt;) <span class="hljs-comment"># f(0, y=0)</span>
</code></pre>
<h3 id="insidefunctiondefinition">Inside Function Definition</h3>
<pre><code class="python language-python hljs"><span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(&lt;nondefault_args&gt;)</span>:</span> <span class="hljs-comment"># def f(x, y)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(&lt;default_args&gt;)</span>:</span> <span class="hljs-comment"># def f(x=0, y=0)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(&lt;nondefault_args&gt;, &lt;default_args&gt;)</span>:</span> <span class="hljs-comment"># def f(x, y=0)</span>
<pre><code class="python language-python hljs"><span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(&lt;nondefault_args&gt;)</span>:</span> ... <span class="hljs-comment"># def f(x, y)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(&lt;default_args&gt;)</span>:</span> ... <span class="hljs-comment"># def f(x=0, y=0)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(&lt;nondefault_args&gt;, &lt;default_args&gt;)</span>:</span> ... <span class="hljs-comment"># def f(x, y=0)</span>
</code></pre>
<h2 id="splatoperator"><a href="#splatoperator" name="splatoperator">#</a>Splat Operator</h2>
<h3 id="insidefunctioncall-1">Inside Function Call</h3>
@ -566,6 +566,11 @@ func(*args, **kwargs)
<span class="hljs-number">6</span>
</code></pre>
<h4 id="legalargumentcombinations">Legal argument combinations:</h4>
<pre><code class="python language-python hljs"><span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(x, y, z)</span>:</span> <span class="hljs-comment"># f(x=1, y=2, z=3) | f(1, y=2, z=3) | f(1, 2, z=3) | f(1, 2, 3)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(*, x, y, z)</span>:</span> <span class="hljs-comment"># f(x=1, y=2, z=3)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(x, *, y, z)</span>:</span> <span class="hljs-comment"># f(x=1, y=2, z=3) | f(1, y=2, z=3)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(x, y, *, z)</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>
</code></pre>
<pre><code class="python language-python hljs"><span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(*args)</span>:</span> <span class="hljs-comment"># f(1, 2, 3)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(x, *args)</span>:</span> <span class="hljs-comment"># f(1, 2, 3)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(*args, z)</span>:</span> <span class="hljs-comment"># f(1, 2, z=3)</span>
@ -573,6 +578,7 @@ func(*args, **kwargs)
</code></pre>
<pre><code class="python language-python hljs"><span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(**kwargs)</span>:</span> <span class="hljs-comment"># f(x=1, y=2, z=3)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(x, **kwargs)</span>:</span> <span class="hljs-comment"># f(x=1, y=2, z=3) | f(1, y=2, z=3)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(*, x, **kwargs)</span>:</span> <span class="hljs-comment"># f(x=1, y=2, z=3)</span>
</code></pre>
<pre><code class="python language-python hljs"><span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(*args, **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) | f(1, 2, 3)</span>
<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">f</span><span class="hljs-params">(x, *args, **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) | f(1, 2, 3)</span>

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