Operator and Eval repositioned

README.md

@@ -13,7 +13,7 @@ Contents
 **   ** **3. Syntax:** **         **  **[`Args`](#arguments)**__,__ **[`Inline`](#inline)**__,__ **[`Closure`](#closure)**__,__ **[`Decorator`](#decorator)**__,__ **[`Class`](#class)**__,__ **[`Duck_Types`](#duck-types)**__,__ **[`Enum`](#enum)**__,__ **[`Exceptions`](#exceptions)**__.__  
 **   ** **4. System:** **        **  **[`Print`](#print)**__,__ **[`Input`](#input)**__,__ **[`Command_Line_Arguments`](#command-line-arguments)**__,__ **[`Open`](#open)**__,__ **[`Path`](#path)**__,__ **[`Command_Execution`](#command-execution)**__.__  
 **   ** **5. Data:** **             **  **[`CSV`](#csv)**__,__ **[`JSON`](#json)**__,__ **[`Pickle`](#pickle)**__,__ **[`SQLite`](#sqlite)**__,__ **[`Bytes`](#bytes)**__,__ **[`Struct`](#struct)**__,__ **[`Array`](#array)**__,__ **[`MemoryView`](#memory-view)**__,__ **[`Deque`](#deque)**__.__  
-**   ** **6. Advanced:** **   **  **[`Threading`](#threading)**__,__ **[`Introspection`](#introspection)**__,__ **[`Metaprograming`](#metaprograming)**__,__ **[`Operator`](#operator)**__,__ **[`Eval`](#eval)**__,__ **[`Coroutine`](#coroutine)**__.__  
+**   ** **6. Advanced:** **   **  **[`Threading`](#threading)**__,__ **[`Operator`](#operator)**__,__ **[`Eval`](#eval)**__,__ **[`Introspection`](#introspection)**__,__ **[`Metaprograming`](#metaprograming)**__,__ **[`Coroutine`](#coroutine)**__.__  
 **   ** **7. Libraries:** **      **  **[`Progress_Bar`](#progress-bar)**__,__ **[`Plot`](#plot)**__,__ **[`Table`](#table)**__,__ **[`Curses`](#curses)**__,__ **[`Logging`](#logging)**__,__ **[`Scraping`](#scraping)**__,__ **[`Web`](#web)**__,__ **[`Profile`](#profile)**__,__  
 **                                 ** **[`NumPy`](#numpy)**__,__ **[`Image`](#image)**__,__ **[`Audio`](#audio)**__.__
 
@@ -1996,6 +1996,38 @@ with ThreadPoolExecutor(max_workers=None) as executor:
 ```
 
 
+Operator
+--------
+```python
+from operator import add, sub, mul, truediv, floordiv, mod, pow, neg, abs
+from operator import eq, ne, lt, le, gt, ge
+from operator import and_, or_, not_
+from operator import itemgetter, attrgetter, methodcaller
+```
+
+```python
+import operator as op
+sorted_by_second = sorted(<collection>, key=op.itemgetter(1))
+sorted_by_both   = sorted(<collection>, key=op.itemgetter(1, 0))
+product_of_elems = functools.reduce(op.mul, <collection>)
+LogicOp          = enum.Enum('LogicOp', {'AND': op.and_, 'OR' : op.or_})
+last_el          = op.methodcaller('pop')(<list>)
+```
+
+
+Eval
+----
+```python
+>>> from ast import literal_eval
+>>> literal_eval('1 + 2')
+3
+>>> literal_eval('[1, 2, 3]')
+[1, 2, 3]
+>>> literal_eval('abs(1)')
+ValueError: malformed node or string
+```
+
+
 Introspection
 -------------
 **Inspecting code at runtime.**
@@ -2110,38 +2142,6 @@ MyMetaClass.__base__ == type      # MyMetaClass is a subclass of type.
 ```
 
 
-Operator
---------
-```python
-from operator import add, sub, mul, truediv, floordiv, mod, pow, neg, abs
-from operator import eq, ne, lt, le, gt, ge
-from operator import and_, or_, not_
-from operator import itemgetter, attrgetter, methodcaller
-```
-
-```python
-import operator as op
-sorted_by_second = sorted(<collection>, key=op.itemgetter(1))
-sorted_by_both   = sorted(<collection>, key=op.itemgetter(1, 0))
-product_of_elems = functools.reduce(op.mul, <collection>)
-LogicOp          = enum.Enum('LogicOp', {'AND': op.and_, 'OR' : op.or_})
-last_el          = op.methodcaller('pop')(<list>)
-```
-
-
-Eval
-----
-```python
->>> from ast import literal_eval
->>> literal_eval('1 + 2')
-3
->>> literal_eval('[1, 2, 3]')
-[1, 2, 3]
->>> literal_eval('abs(1)')
-ValueError: malformed node or string
-```
-
-
 Coroutine
 ---------
 * **Similar to generator, but generator pulls data through the pipe with iteration, while coroutine pushes data into the pipeline with send().**
@@ -2300,7 +2300,7 @@ retention=<int>|<datetime.timedelta>|<str>
 
 Scraping
 --------
-#### Scrapes Python's URL, version number and logo from Wikipedia page:
+#### Scrapes Python's logo, URL and version number from Wikipedia page:
 ```python
 # $ pip3 install requests beautifulsoup4
 import requests

index.html

@@ -215,7 +215,7 @@ pre.prettyprint {
     <strong><span class="hljs-string"><span class="hljs-string">'3. Syntax'</span></span></strong>:      [<a href="#arguments">Args</a>, <a href="#inline">Inline</a>, <a href="#closure">Closure</a>, <a href="#decorator">Decorator</a>, <a href="#class">Class</a>, <a href="#ducktypes">Duck_Types</a>, <a href="#enum">Enum</a>, <a href="#exceptions">Exceptions</a>],
     <strong><span class="hljs-string"><span class="hljs-string">'4. System'</span></span></strong>:      [<a href="#print">Print</a>, <a href="#input">Input</a>, <a href="#commandlinearguments">Command_Line_Arguments</a>, <a href="#open">Open</a>, <a href="#path">Path</a>, <a href="#commandexecution">Command_Execution</a>],
     <strong><span class="hljs-string"><span class="hljs-string">'5. Data'</span></span></strong>:        [<a href="#csv">CSV</a>, <a href="#json">JSON</a>, <a href="#pickle">Pickle</a>, <a href="#sqlite">SQLite</a>, <a href="#bytes">Bytes</a>, <a href="#struct">Struct</a>, <a href="#array">Array</a>, <a href="#memoryview">MemoryView</a>, <a href="#deque">Deque</a>],
-    <strong><span class="hljs-string"><span class="hljs-string">'6. Advanced'</span></span></strong>:    [<a href="#threading">Threading</a>, <a href="#introspection">Introspection</a>, <a href="#metaprograming">Metaprograming</a>, <a href="#operator">Operator</a>, <a href="#eval">Eval</a>, <a href="#coroutine">Coroutine</a>],
+    <strong><span class="hljs-string"><span class="hljs-string">'6. Advanced'</span></span></strong>:    [<a href="#threading">Threading</a>, <a href="#operator">Operator</a>, <a href="#eval">Eval</a>, <a href="#introspection">Introspection</a>, <a href="#metaprograming">Metaprograming</a>, <a href="#coroutine">Coroutine</a>],
     <strong><span class="hljs-string"><span class="hljs-string">'7. Libraries'</span></span></strong>:   [<a href="#progressbar">Progress_Bar</a>, <a href="#plot">Plot</a>, <a href="#table">Table</a>, <a href="#curses">Curses</a>, <a href="#logging">Logging</a>, <a href="#scraping">Scraping</a>, <a href="#web">Web</a>, <a href="#profile">Profile</a>,
                        <a href="#numpy">NumPy</a>, <a href="#image">Image</a>, <a href="#audio">Audio</a>]
 }
@@ -1751,6 +1751,28 @@ lock.release()
     results = executor.map(<span class="hljs-keyword">lambda</span> x: x + <span class="hljs-number">1</span>, range(<span class="hljs-number">3</span>))   <span class="hljs-comment"># (1, 2, 3)</span>
 </code></pre></div>
 
+<div><h2 id="operator"><a href="#operator" name="operator">#</a>Operator</h2><pre><code class="python language-python hljs"><span class="hljs-keyword">from</span> operator <span class="hljs-keyword">import</span> add, sub, mul, truediv, floordiv, mod, pow, neg, abs
+<span class="hljs-keyword">from</span> operator <span class="hljs-keyword">import</span> eq, ne, lt, le, gt, ge
+<span class="hljs-keyword">from</span> operator <span class="hljs-keyword">import</span> and_, or_, not_
+<span class="hljs-keyword">from</span> operator <span class="hljs-keyword">import</span> itemgetter, attrgetter, methodcaller
+</code></pre></div>
+
+<pre><code class="python language-python hljs"><span class="hljs-keyword">import</span> operator <span class="hljs-keyword">as</span> op
+sorted_by_second = sorted(&lt;collection&gt;, key=op.itemgetter(<span class="hljs-number">1</span>))
+sorted_by_both   = sorted(&lt;collection&gt;, key=op.itemgetter(<span class="hljs-number">1</span>, <span class="hljs-number">0</span>))
+product_of_elems = functools.reduce(op.mul, &lt;collection&gt;)
+LogicOp          = enum.Enum(<span class="hljs-string">'LogicOp'</span>, {<span class="hljs-string">'AND'</span>: op.and_, <span class="hljs-string">'OR'</span> : op.or_})
+last_el          = op.methodcaller(<span class="hljs-string">'pop'</span>)(&lt;list&gt;)
+</code></pre>
+<div><h2 id="eval"><a href="#eval" name="eval">#</a>Eval</h2><pre><code class="python language-python hljs"><span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-keyword">from</span> ast <span class="hljs-keyword">import</span> literal_eval
+<span class="hljs-meta">&gt;&gt;&gt; </span>literal_eval(<span class="hljs-string">'1 + 2'</span>)
+<span class="hljs-number">3</span>
+<span class="hljs-meta">&gt;&gt;&gt; </span>literal_eval(<span class="hljs-string">'[1, 2, 3]'</span>)
+[<span class="hljs-number">1</span>, <span class="hljs-number">2</span>, <span class="hljs-number">3</span>]
+<span class="hljs-meta">&gt;&gt;&gt; </span>literal_eval(<span class="hljs-string">'abs(1)'</span>)
+ValueError: malformed node or string
+</code></pre></div>
+
 <div><h2 id="introspection"><a href="#introspection" name="introspection">#</a>Introspection</h2><p><strong>Inspecting code at runtime.</strong></p><div><h3 id="variables">Variables</h3><pre><code class="python language-python hljs">&lt;list&gt; = dir()      <span class="hljs-comment"># Names of variables in current scope.</span>
 &lt;dict&gt; = locals()   <span class="hljs-comment"># Dict of local variables. Also vars().</span>
 &lt;dict&gt; = globals()  <span class="hljs-comment"># Dict of global variables.</span>
@@ -1832,28 +1854,6 @@ MyMetaClass.__base__ == type      <span class="hljs-comment"># MyMetaClass is a
 |   str   |             |
 +---------+-------------+
 </code></pre>
-<div><h2 id="operator"><a href="#operator" name="operator">#</a>Operator</h2><pre><code class="python language-python hljs"><span class="hljs-keyword">from</span> operator <span class="hljs-keyword">import</span> add, sub, mul, truediv, floordiv, mod, pow, neg, abs
-<span class="hljs-keyword">from</span> operator <span class="hljs-keyword">import</span> eq, ne, lt, le, gt, ge
-<span class="hljs-keyword">from</span> operator <span class="hljs-keyword">import</span> and_, or_, not_
-<span class="hljs-keyword">from</span> operator <span class="hljs-keyword">import</span> itemgetter, attrgetter, methodcaller
-</code></pre></div>
-
-<pre><code class="python language-python hljs"><span class="hljs-keyword">import</span> operator <span class="hljs-keyword">as</span> op
-sorted_by_second = sorted(&lt;collection&gt;, key=op.itemgetter(<span class="hljs-number">1</span>))
-sorted_by_both   = sorted(&lt;collection&gt;, key=op.itemgetter(<span class="hljs-number">1</span>, <span class="hljs-number">0</span>))
-product_of_elems = functools.reduce(op.mul, &lt;collection&gt;)
-LogicOp          = enum.Enum(<span class="hljs-string">'LogicOp'</span>, {<span class="hljs-string">'AND'</span>: op.and_, <span class="hljs-string">'OR'</span> : op.or_})
-last_el          = op.methodcaller(<span class="hljs-string">'pop'</span>)(&lt;list&gt;)
-</code></pre>
-<div><h2 id="eval"><a href="#eval" name="eval">#</a>Eval</h2><pre><code class="python language-python hljs"><span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-keyword">from</span> ast <span class="hljs-keyword">import</span> literal_eval
-<span class="hljs-meta">&gt;&gt;&gt; </span>literal_eval(<span class="hljs-string">'1 + 2'</span>)
-<span class="hljs-number">3</span>
-<span class="hljs-meta">&gt;&gt;&gt; </span>literal_eval(<span class="hljs-string">'[1, 2, 3]'</span>)
-[<span class="hljs-number">1</span>, <span class="hljs-number">2</span>, <span class="hljs-number">3</span>]
-<span class="hljs-meta">&gt;&gt;&gt; </span>literal_eval(<span class="hljs-string">'abs(1)'</span>)
-ValueError: malformed node or string
-</code></pre></div>
-
 <div><h2 id="coroutine"><a href="#coroutine" name="coroutine">#</a>Coroutine</h2><ul>
 <li><strong>Similar to generator, but generator pulls data through the pipe with iteration, while coroutine pushes data into the pipeline with send().</strong></li>
 <li><strong>Coroutines provide more powerful data routing possibilities than iterators.</strong></li>
@@ -1981,7 +1981,7 @@ logger.&lt;level&gt;(<span class="hljs-string">'A logging message.'</span>)
 <li><strong><code class="python hljs"><span class="hljs-string">'&lt;timedelta&gt;'</span></code> - Max age of a file.</strong></li>
 <li><strong><code class="python hljs"><span class="hljs-string">'&lt;str&gt;'</span></code> - Max age as a string: <code class="python hljs"><span class="hljs-string">'1 week, 3 days'</span></code>, <code class="python hljs"><span class="hljs-string">'2 months'</span></code>, …</strong></li>
 </ul>
-<div><h2 id="scraping"><a href="#scraping" name="scraping">#</a>Scraping</h2><div><h4 id="scrapespythonsurlversionnumberandlogofromwikipediapage">Scrapes Python's URL, version number and logo from Wikipedia page:</h4><pre><code class="python language-python hljs"><span class="hljs-comment"># $ pip3 install requests beautifulsoup4</span>
+<div><h2 id="scraping"><a href="#scraping" name="scraping">#</a>Scraping</h2><div><h4 id="scrapespythonslogourlandversionnumberfromwikipediapage">Scrapes Python's logo, URL and version number from Wikipedia page:</h4><pre><code class="python language-python hljs"><span class="hljs-comment"># $ pip3 install requests beautifulsoup4</span>
 <span class="hljs-keyword">import</span> requests
 <span class="hljs-keyword">from</span> bs4 <span class="hljs-keyword">import</span> BeautifulSoup
 url   = <span class="hljs-string">'https://en.wikipedia.org/wiki/Python_(programming_language)'</span>

parse.js

@@ -24,7 +24,7 @@ const TOC =
   '    <strong><span class="hljs-string">\'3. Syntax\'</span></strong>:      [<a href="#arguments">Args</a>, <a href="#inline">Inline</a>, <a href="#closure">Closure</a>, <a href="#decorator">Decorator</a>, <a href="#class">Class</a>, <a href="#ducktypes">Duck_Types</a>, <a href="#enum">Enum</a>, <a href="#exceptions">Exceptions</a>],\n' +
   '    <strong><span class="hljs-string">\'4. System\'</span></strong>:      [<a href="#print">Print</a>, <a href="#input">Input</a>, <a href="#commandlinearguments">Command_Line_Arguments</a>, <a href="#open">Open</a>, <a href="#path">Path</a>, <a href="#commandexecution">Command_Execution</a>],\n' +
   '    <strong><span class="hljs-string">\'5. Data\'</span></strong>:        [<a href="#csv">CSV</a>, <a href="#json">JSON</a>, <a href="#pickle">Pickle</a>, <a href="#sqlite">SQLite</a>, <a href="#bytes">Bytes</a>, <a href="#struct">Struct</a>, <a href="#array">Array</a>, <a href="#memoryview">MemoryView</a>, <a href="#deque">Deque</a>],\n' +
-  '    <strong><span class="hljs-string">\'6. Advanced\'</span></strong>:    [<a href="#threading">Threading</a>, <a href="#introspection">Introspection</a>, <a href="#metaprograming">Metaprograming</a>, <a href="#operator">Operator</a>, <a href="#eval">Eval</a>, <a href="#coroutine">Coroutine</a>],\n' +
+  '    <strong><span class="hljs-string">\'6. Advanced\'</span></strong>:    [<a href="#threading">Threading</a>, <a href="#operator">Operator</a>, <a href="#eval">Eval</a>, <a href="#introspection">Introspection</a>, <a href="#metaprograming">Metaprograming</a>, <a href="#coroutine">Coroutine</a>],\n' +
   '    <strong><span class="hljs-string">\'7. Libraries\'</span></strong>:   [<a href="#progressbar">Progress_Bar</a>, <a href="#plot">Plot</a>, <a href="#table">Table</a>, <a href="#curses">Curses</a>, <a href="#logging">Logging</a>, <a href="#scraping">Scraping</a>, <a href="#web">Web</a>, <a href="#profile">Profile</a>,\n' +
   '                       <a href="#numpy">NumPy</a>, <a href="#image">Image</a>, <a href="#audio">Audio</a>]\n' +
   '}\n' +