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python-cheatsheet
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pull/152/head
Jure Šorn 2 years ago
parent
fcb8df8e55
commit
7960aed07a
3 changed files with 20 additions and 7 deletions
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  1. 4
      README.md
  2. 10
      index.html
  3. 13
      parse.js

4
README.md
View File

@ -2488,13 +2488,13 @@ logging.basicConfig(
>>> logging.basicConfig(level='WARNING')
>>> logger = logging.getLogger('my_module')
>>> handler = logging.FileHandler('test.log')
>>> formatter = logging.Formatter('%(asctime)s - %(levelname)s:%(name)s:%(message)s')
>>> formatter = logging.Formatter('%(asctime)s %(levelname)s:%(name)s:%(message)s')
>>> handler.setFormatter(formatter)
>>> logger.addHandler(handler)
>>> logger.critical('Running out of disk space.')
CRITICAL:my_module:Running out of disk space.
>>> open('test.log').read()
2023-02-07 23:21:01,430 - CRITICAL:my_module:Running out of disk space.
2023-02-07 23:21:01,430 CRITICAL:my_module:Running out of disk space.
```

10
index.html
View File

@ -54,7 +54,7 @@
<body>
<header>
<aside>February 9, 2023</aside>
<aside>February 10, 2023</aside>
<a href="https://gto76.github.io" rel="author">Jure Šorn</a>
</header>
@ -2022,7 +2022,7 @@ logging.debug/info/warning/error/critical(&lt;str&gt;) <span class="hljs-commen
filename=<span class="hljs-keyword">None</span>, <span class="hljs-comment"># Logs to console by default.</span>
format=<span class="hljs-string">'%(levelname)s:%(name)s:%(message)s'</span>, <span class="hljs-comment"># Add `%(asctime)s` for datetime.</span>
level=logging.WARNING, <span class="hljs-comment"># Drops messages with lower priority.</span>
handlers=[logging.StreamHandler()] <span class="hljs-comment"># FileHandler(filename) if filename is set.</span>
handlers=[logging.StreamHandler()] <span class="hljs-comment"># Uses FileHandler if filename is set.</span>
)
</code></pre></div>
@ -2041,13 +2041,13 @@ logging.debug/info/warning/error/critical(&lt;str&gt;) <span class="hljs-commen
<div><h4 id="createsaloggerthatwritesallmessagestoafileandsendsthemtotherootloggerthatprintstostdout">Creates a logger that writes all messages to a file and sends them to the root logger that prints to stdout:</h4><pre><code class="python language-python hljs"><span class="hljs-meta">&gt;&gt;&gt; </span>logging.basicConfig(level=<span class="hljs-string">'WARNING'</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>logger = logging.getLogger(<span class="hljs-string">'my_module'</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>handler = logging.FileHandler(<span class="hljs-string">'test.log'</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>formatter = logging.Formatter(<span class="hljs-string">'%(asctime)s - %(levelname)s:%(name)s:%(message)s'</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>formatter = logging.Formatter(<span class="hljs-string">'%(asctime)s %(levelname)s:%(name)s:%(message)s'</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>handler.setFormatter(formatter)
<span class="hljs-meta">&gt;&gt;&gt; </span>logger.addHandler(handler)
<span class="hljs-meta">&gt;&gt;&gt; </span>logger.critical(<span class="hljs-string">'Running out of disk space.'</span>)
CRITICAL:my_module:Running out of disk space.
<span class="hljs-meta">&gt;&gt;&gt; </span>open(<span class="hljs-string">'test.log'</span>).read()
<span class="hljs-number">2023</span><span class="hljs-number">-02</span><span class="hljs-number">-07</span> <span class="hljs-number">23</span>:<span class="hljs-number">21</span>:<span class="hljs-number">01</span>,<span class="hljs-number">430</span> - CRITICAL:my_module:Running out of disk space.
2023-02-07 23:21:01,430 CRITICAL:my_module:Running out of disk space.
</code></pre></div>
<div><h2 id="scraping"><a href="#scraping" name="scraping">#</a>Scraping</h2><div><h4 id="scrapespythonsurlversionnumberandlogofromitswikipediapage">Scrapes Python's URL, version number and logo from its Wikipedia page:</h4><pre><code class="python language-python hljs"><span class="hljs-comment"># $ pip3 install requests beautifulsoup4</span>
@ -2927,7 +2927,7 @@ $ pyinstaller script.py --add-data '&lt;path&gt;:.' <span class="hljs-comment">
<footer>
<aside>February 9, 2023</aside>
<aside>February 10, 2023</aside>
<a href="https://gto76.github.io" rel="author">Jure Šorn</a>
</footer>

13
parse.js
View File

@ -169,6 +169,18 @@ const PROGRESS_BAR =
'<span class="hljs-meta">... </span> sleep(<span class="hljs-number">1</span>)\n' +
'Processing: 100%|████████████████████| 3/3 [00:03&lt;00:00, 1.00s/it]\n';
const LOGGING_EXAMPLE =
'<span class="hljs-meta">&gt;&gt;&gt; </span>logging.basicConfig(level=<span class="hljs-string">\'WARNING\'</span>)\n' +
'<span class="hljs-meta">&gt;&gt;&gt; </span>logger = logging.getLogger(<span class="hljs-string">\'my_module\'</span>)\n' +
'<span class="hljs-meta">&gt;&gt;&gt; </span>handler = logging.FileHandler(<span class="hljs-string">\'test.log\'</span>)\n' +
'<span class="hljs-meta">&gt;&gt;&gt; </span>formatter = logging.Formatter(<span class="hljs-string">\'%(asctime)s %(levelname)s:%(name)s:%(message)s\'</span>)\n' +
'<span class="hljs-meta">&gt;&gt;&gt; </span>handler.setFormatter(formatter)\n' +
'<span class="hljs-meta">&gt;&gt;&gt; </span>logger.addHandler(handler)\n' +
'<span class="hljs-meta">&gt;&gt;&gt; </span>logger.critical(<span class="hljs-string">\'Running out of disk space.\'</span>)\n' +
'CRITICAL:my_module:Running out of disk space.\n' +
'<span class="hljs-meta">&gt;&gt;&gt; </span>open(<span class="hljs-string">\'test.log\'</span>).read()\n' +
'2023-02-07 23:21:01,430 CRITICAL:my_module:Running out of disk space.\n';
const AUDIO =
'<span class="hljs-keyword">from</span> math <span class="hljs-keyword">import</span> pi, sin\n' +
'samples_f = (sin(i * <span class="hljs-number">2</span> * pi * <span class="hljs-number">440</span> / <span class="hljs-number">44100</span>) <span class="hljs-keyword">for</span> i <span class="hljs-keyword">in</span> range(<span class="hljs-number">100_000</span>))\n' +
@ -756,6 +768,7 @@ function fixHighlights() {
$(`code:contains(ValueError: malformed node)`).html(EVAL);
$(`code:contains(import asyncio, collections, curses, curses.textpad, enum, random)`).html(COROUTINES);
$(`code:contains(pip3 install tqdm)`).html(PROGRESS_BAR);
$(`code:contains(>>> logging.basicConfig(level=)`).html(LOGGING_EXAMPLE);
$(`code:contains(samples_f = (sin(i *)`).html(AUDIO);
$(`code:contains(collections, dataclasses, enum, io, itertools)`).html(MARIO);
$(`code:contains(pip3 install pyinstaller)`).html(PYINSTALLER);

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