Duck types, Pandas

README.md

@@ -1237,7 +1237,7 @@ class MyCollection:
 * **Only required methods are len() and getitem().**
 * **Getitem() should return an item at index or raise IndexError.**
 * **Iter() and contains() automatically work on any object that has getitem() defined.**
-* **Reversed() automatically works on any object that has getitem() and len() defined.**
+* **Reversed() automatically works on any object that has len() and getitem() defined.**
 ```python
 class MySequence:
     def __init__(self, a):
@@ -3210,8 +3210,8 @@ c  6  7
 +------------------------+---------------+------------+------------+--------------------------+
 | l.join(r, lsuffix='l', |    x yl yr  z |            | x yl yr  z | Joins/merges on row keys.|
 |           rsuffix='r', | a  1  2  .  . | x yl yr  z | 1  2  .  . | Uses 'left' by default.  |
-|           how=…)       | b  3  4  4  5 | 3  4  4  5 | 3  4  4  5 | If 'r' is a series, it   |
-|                        | c  .  .  6  7 |            |            | is first converted to DF.|
+|           how=…)       | b  3  4  4  5 | 3  4  4  5 | 3  4  4  5 | If r is a series, it is  |
+|                        | c  .  .  6  7 |            |            | first converted to DF.   |
 +------------------------+---------------+------------+------------+--------------------------+
 | pd.concat([l, r],      |    x   y   z  |     y      |            | Adds rows at the bottom. |
 |           axis=0,      | a  1   2   .  |     2      |            | Uses 'outer' by default. |

index.html

@@ -1188,7 +1188,7 @@ Hello World!
 <li><strong>Only required methods are len() and getitem().</strong></li>
 <li><strong>Getitem() should return an item at index or raise IndexError.</strong></li>
 <li><strong>Iter() and contains() automatically work on any object that has getitem() defined.</strong></li>
-<li><strong>Reversed() automatically works on any object that has getitem() and len() defined.</strong></li>
+<li><strong>Reversed() automatically works on any object that has len() and getitem() defined.</strong></li>
 </ul><pre><code class="python language-python hljs"><span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">MySequence</span>:</span>
     <span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">__init__</span><span class="hljs-params">(self, a)</span>:</span>
         self.a = a
@@ -2734,8 +2734,8 @@ c  <span class="hljs-number">6</span>  <span class="hljs-number">7</span>
 ┠────────────────────────┼───────────────┼────────────┼────────────┼──────────────────────────┨
 ┃ l.join(r, lsuffix=<span class="hljs-string">'l'</span>, │    x yl yr  z │            │ x yl yr  z │ Joins/merges on row keys.┃
 ┃           rsuffix=<span class="hljs-string">'r'</span>, │ a  <span class="hljs-number">1</span>  <span class="hljs-number">2</span>  .  . │ x yl yr  z │ <span class="hljs-number">1</span>  <span class="hljs-number">2</span>  .  . │ Uses <span class="hljs-string">'left'</span> by default.  ┃
-┃           how=…)       │ b  <span class="hljs-number">3</span>  <span class="hljs-number">4</span>  <span class="hljs-number">4</span>  <span class="hljs-number">5</span> │ <span class="hljs-number">3</span>  <span class="hljs-number">4</span>  <span class="hljs-number">4</span>  <span class="hljs-number">5</span> │ <span class="hljs-number">3</span>  <span class="hljs-number">4</span>  <span class="hljs-number">4</span>  <span class="hljs-number">5</span> │ If <span class="hljs-string">'r'</span> is a series, it   ┃
-┃                        │ c  .  .  <span class="hljs-number">6</span>  <span class="hljs-number">7</span> │            │            │ is first converted to DF.┃
+┃           how=…)       │ b  <span class="hljs-number">3</span>  <span class="hljs-number">4</span>  <span class="hljs-number">4</span>  <span class="hljs-number">5</span> │ <span class="hljs-number">3</span>  <span class="hljs-number">4</span>  <span class="hljs-number">4</span>  <span class="hljs-number">5</span> │ <span class="hljs-number">3</span>  <span class="hljs-number">4</span>  <span class="hljs-number">4</span>  <span class="hljs-number">5</span> │ If r is a series, it is  ┃
+┃                        │ c  .  .  <span class="hljs-number">6</span>  <span class="hljs-number">7</span> │            │            │ first converted to DF.   ┃
 ┠────────────────────────┼───────────────┼────────────┼────────────┼──────────────────────────┨
 ┃ pd.concat([l, r],      │    x   y   z  │     y      │            │ Adds rows at the bottom. ┃
 ┃           axis=<span class="hljs-number">0</span>,      │ a  <span class="hljs-number">1</span>   <span class="hljs-number">2</span>   .  │     <span class="hljs-number">2</span>      │            │ Uses <span class="hljs-string">'outer'</span> by default. ┃

parse.js

@@ -348,8 +348,8 @@ const DIAGRAM_15_B =
   "┠────────────────────────┼───────────────┼────────────┼────────────┼──────────────────────────┨\n" +
   "┃ l.join(r, lsuffix='l', │    x yl yr  z │            │ x yl yr  z │ Joins/merges on row keys.┃\n" +
   "┃           rsuffix='r', │ a  1  2  .  . │ x yl yr  z │ 1  2  .  . │ Uses 'left' by default.  ┃\n" +
-  "┃           how=…)       │ b  3  4  4  5 │ 3  4  4  5 │ 3  4  4  5 │ If 'r' is a series, it   ┃\n" +
-  "┃                        │ c  .  .  6  7 │            │            │ is first converted to DF.┃\n" +
+  "┃           how=…)       │ b  3  4  4  5 │ 3  4  4  5 │ 3  4  4  5 │ If r is a series, it is  ┃\n" +
+  "┃                        │ c  .  .  6  7 │            │            │ first converted to DF.   ┃\n" +
   "┠────────────────────────┼───────────────┼────────────┼────────────┼──────────────────────────┨\n" +
   "┃ pd.concat([l, r],      │    x   y   z  │     y      │            │ Adds rows at the bottom. ┃\n" +
   "┃           axis=0,      │ a  1   2   .  │     2      │            │ Uses 'outer' by default. ┃\n" +

pdf/remove_links.py

@@ -7,7 +7,7 @@ from pathlib import Path
 
 
 MATCHES = {
-    '<strong>Module <a href="#operator">operator</a> provides functions itemgetter() and mul() that offer the same functionality as <a href="#lambda">lambda</a> expressions above.</strong>': '<strong>Module operator (p. 31) provides functions itemgetter() and mul() that offer the same functionality as lambda expressions above.</strong>',
+    '<strong>Module <a href="#operator">operator</a> provides functions itemgetter() and mul() that offer the same functionality as <a href="#lambda">lambda</a> expressions above.</strong>': '<strong>Module operator (p. 31) provides functions itemgetter() and mul() that offer the same functionality as lambda expressions (p. 11) above.</strong>',
     '<strong><code class="python hljs"><span class="hljs-string">\'!r\'</span></code> calls object\'s <a href="#class">repr()</a> method, instead of <a href="#class">str()</a>, to get a string.</strong>': '<strong><code class="python hljs"><span class="hljs-string">\'!r\'</span></code> calls object\'s repr() method, instead of str(), to get a string (p. 14).</strong>',
     '<strong>Default_factory can be any <a href="#callable">callable</a>.</strong>': '<strong>Default_factory can be any callable (p. 17).</strong>',
     '<strong>Iterators returned by the <a href="#iterator">iter()</a> function, such as list_iterator and set_iterator.</strong>': '<strong>Iterators returned by the iter() function, such as list_iterator and set_iterator (p. 3).</strong>',