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‎README.md

Lines changed: 10 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -1870,8 +1870,8 @@ def read_csv_file(filename, dialect='excel', **params):
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### Write Rows to CSV File
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```python
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def write_to_csv_file(filename, rows, dialect='excel', **params):
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with open(filename, 'w', encoding='utf-8', newline='') as file:
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def write_to_csv_file(filename, rows, mode='w', dialect='excel', **params):
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with open(filename, mode, encoding='utf-8', newline='') as file:
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writer = csv.writer(file, dialect, **params)
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writer.writerows(rows)
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```
@@ -2383,10 +2383,9 @@ Progress Bar
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------------
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```python
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# $ pip3 install tqdm
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>>> from tqdm import tqdm
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>>> from time import sleep
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>>> for el in tqdm([1, 2, 3], desc='Processing'):
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... sleep(1)
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>>> import tqdm, time
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>>> for el in tqdm.tqdm([1, 2, 3], desc='Processing'):
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... time.sleep(1)
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Processing: 100%|████████████████████| 3/3 [00:03<00:00, 1.00s/it]
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```
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@@ -2420,8 +2419,9 @@ print(table)
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Curses
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------
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#### Runs a basic file explorer in the terminal:
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#### Runs a basic file explorer in the console:
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```python
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# pip3 install windows-curses
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import curses, os
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from curses import A_REVERSE, KEY_DOWN, KEY_UP, KEY_LEFT, KEY_RIGHT, KEY_ENTER
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@@ -2619,7 +2619,7 @@ Line # Hits Time Per Hit % Time Line Contents
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$ pip3 install gprof2dot snakeviz; apt/brew install graphviz
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$ tail -n 4 test.py > test.py
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$ python3 -m cProfile -o test.prof test.py
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$ gprof2dot -f pstats test.prof | dot -Tpng -o test.png; xdg-open/open test.png
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$ gprof2dot -f pstats test.prof | dot -T png -o test.png; xdg-open/open test.png
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$ snakeviz test.prof
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```
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@@ -2778,7 +2778,7 @@ from PIL import Image, ImageFilter, ImageEnhance
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```
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```python
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<array> = np.array(<Image>) # Creates NumPy array from the image.
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<array> = np.array(<Image>) # Creates a NumPy array from the image.
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<Image> = Image.fromarray(np.uint8(<array>)) # Use <array>.clip(0, 255) to clip values.
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```
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@@ -3240,7 +3240,7 @@ b 3 4
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```python
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<Sr/DF> = <DF>[column_key/s] # Or: <DF>.column_key
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<DF> = <DF>[row_bools] # Keeps rows as specified by bools.
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<DF> = <DF>[<DF_of_bools>] # Assigns NaN to values that are False in bools.
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<DF> = <DF>[<DF_of_bools>] # Assigns NaN to items that are False in bools.
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```
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```python

‎index.html

Lines changed: 8 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -54,7 +54,7 @@
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<body>
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<header>
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<aside>October 11, 2023</aside>
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<aside>October 16, 2023</aside>
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<a href="https://gto76.github.io" rel="author">Jure Šorn</a>
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</header>
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@@ -1553,8 +1553,8 @@
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<span class="hljs-keyword">return</span> list(csv.reader(file, dialect, **params))
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</code></pre></div>
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<div><h3 id="writerowstocsvfile">Write Rows to CSV File</h3><pre><code class="python language-python hljs"><span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">write_to_csv_file</span><span class="hljs-params">(filename, rows, dialect=<span class="hljs-string">'excel'</span>, **params)</span>:</span>
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<span class="hljs-keyword">with</span> open(filename, <span class="hljs-string">'w'</span>, encoding=<span class="hljs-string">'utf-8'</span>, newline=<span class="hljs-string">''</span>) <span class="hljs-keyword">as</span> file:
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<div><h3 id="writerowstocsvfile">Write Rows to CSV File</h3><pre><code class="python language-python hljs"><span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">write_to_csv_file</span><span class="hljs-params">(filename, rows, mode=<span class="hljs-string">'w'</span>, dialect=<span class="hljs-string">'excel'</span>, **params)</span>:</span>
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<span class="hljs-keyword">with</span> open(filename, mode, encoding=<span class="hljs-string">'utf-8'</span>, newline=<span class="hljs-string">''</span>) <span class="hljs-keyword">as</span> file:
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writer = csv.writer(file, dialect, **params)
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writer.writerows(rows)
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</code></pre></div>
@@ -1979,7 +1979,7 @@ <h3 id="format-2">Format</h3><div><h4 id="forstandardtypesizesandmanualalignment
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</code></pre></div></div>
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<div><h2 id="curses"><a href="#curses" name="curses">#</a>Curses</h2><div><h4 id="runsabasicfileexplorerintheterminal">Runs a basic file explorer in the terminal:</h4><pre><code class="python language-python hljs"><span class="hljs-keyword">import</span> curses, os
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<div><h2 id="curses"><a href="#curses" name="curses">#</a>Curses</h2><div><h4 id="runsabasicfileexplorerintheconsole">Runs a basic file explorer in the console:</h4><pre><code class="python language-python hljs"><span class="hljs-keyword">import</span> curses, os
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<span class="hljs-keyword">from</span> curses <span class="hljs-keyword">import</span> A_REVERSE, KEY_DOWN, KEY_UP, KEY_LEFT, KEY_RIGHT, KEY_ENTER
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<span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">main</span><span class="hljs-params">(screen)</span>:</span>
@@ -2141,7 +2141,7 @@ <h3 id="format-2">Format</h3><div><h4 id="forstandardtypesizesandmanualalignment
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<div><h3 id="callandflamegraphs">Call and Flame Graphs</h3><pre><code class="text language-text">$ pip3 install gprof2dot snakeviz; apt/brew install graphviz
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$ tail -n 4 test.py &gt; test.py
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$ python3 -m cProfile -o test.prof test.py
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$ gprof2dot -f pstats test.prof | dot -Tpng -o test.png; xdg-open/open test.png
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$ gprof2dot -f pstats test.prof | dot -T png -o test.png; xdg-open/open test.png
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$ snakeviz test.prof
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</code></pre></div>
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@@ -2262,7 +2262,7 @@ <h3 id="format-2">Format</h3><div><h4 id="forstandardtypesizesandmanualalignment
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<pre><code class="python language-python hljs">&lt;Image&gt; = &lt;Image&gt;.filter(&lt;Filter&gt;) <span class="hljs-comment"># `&lt;Filter&gt; = ImageFilter.&lt;name&gt;([&lt;args&gt;])`</span>
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&lt;Image&gt; = &lt;Enhance&gt;.enhance(&lt;float&gt;) <span class="hljs-comment"># `&lt;Enhance&gt; = ImageEnhance.&lt;name&gt;(&lt;Image&gt;)`</span>
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</code></pre>
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<pre><code class="python language-python hljs">&lt;array&gt; = np.array(&lt;Image&gt;) <span class="hljs-comment"># Creates NumPy array from the image.</span>
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<pre><code class="python language-python hljs">&lt;array&gt; = np.array(&lt;Image&gt;) <span class="hljs-comment"># Creates a NumPy array from the image.</span>
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&lt;Image&gt; = Image.fromarray(np.uint8(&lt;array&gt;)) <span class="hljs-comment"># Use &lt;array&gt;.clip(0, 255) to clip values.</span>
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</code></pre>
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<div><h3 id="modes-1">Modes</h3><ul>
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</code></pre>
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<pre><code class="python language-python hljs">&lt;Sr/DF&gt; = &lt;DF&gt;[column_key/s] <span class="hljs-comment"># Or: &lt;DF&gt;.column_key</span>
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&lt;DF&gt; = &lt;DF&gt;[row_bools] <span class="hljs-comment"># Keeps rows as specified by bools.</span>
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&lt;DF&gt; = &lt;DF&gt;[&lt;DF_of_bools&gt;] <span class="hljs-comment"># Assigns NaN to values that are False in bools.</span>
2641+
&lt;DF&gt; = &lt;DF&gt;[&lt;DF_of_bools&gt;] <span class="hljs-comment"># Assigns NaN to items that are False in bools.</span>
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</code></pre>
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<pre><code class="python language-python hljs">&lt;DF&gt; = &lt;DF&gt; &gt; &lt;el/Sr/DF&gt; <span class="hljs-comment"># Returns DF of bools. Sr is treated as a row.</span>
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&lt;DF&gt; = &lt;DF&gt; + &lt;el/Sr/DF&gt; <span class="hljs-comment"># Items with non-matching keys get value NaN.</span>
@@ -2925,7 +2925,7 @@ <h3 id="format-2">Format</h3><div><h4 id="forstandardtypesizesandmanualalignment
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<footer>
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<aside>October 11, 2023</aside>
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<aside>October 16, 2023</aside>
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<a href="https://gto76.github.io" rel="author">Jure Šorn</a>
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</footer>
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