diff --git a/parse.js b/parse.js
index 1f7da29..7d4d9d0 100755
--- a/parse.js
+++ b/parse.js
@@ -30,170 +30,6 @@ const TOC =
   '}\n' +
   '</code></pre>\n';
 
-const DIAGRAM_1_A = 
-  '+---------+-------------+\n' +
-  '| Classes | Metaclasses |\n' +
-  '+---------+-------------|\n' +
-  '| MyClass > MyMetaClass |\n' +
-  '|         |     v       |\n' +
-  '|  object ---> type <+  |\n' +
-  '|         |    ^ +---+  |\n' +
-  '|   str -------+        |\n' +
-  '+---------+-------------+\n';
-
-const DIAGRAM_1_B =
-  '┏━━━━━━━━━┯━━━━━━━━━━━━━┓\n' +
-  '┃ Classes │ Metaclasses ┃\n' +
-  '┠─────────┼─────────────┨\n' +
-  '┃ MyClass → MyMetaClass ┃\n' +
-  '┃         │     ↓       ┃\n' +
-  '┃  object ───→ type ←╮  ┃\n' +
-  '┃         │    ↑ ╰───╯  ┃\n' +
-  '┃   str ───────╯        ┃\n' +
-  '┗━━━━━━━━━┷━━━━━━━━━━━━━┛\n';
-
-const DIAGRAM_2_A =
-  '+---------+-------------+\n' +
-  '| Classes | Metaclasses |\n' +
-  '+---------+-------------|\n' +
-  '| MyClass | MyMetaClass |\n' +
-  '|    v    |     v       |\n' +
-  '|  object <--- type     |\n' +
-  '|    ^    |             |\n' +
-  '|   str   |             |\n' +
-  '+---------+-------------+\n';
-
-const DIAGRAM_2_B =
-  '┏━━━━━━━━━┯━━━━━━━━━━━━━┓\n' +
-  '┃ Classes │ Metaclasses ┃\n' +
-  '┠─────────┼─────────────┨\n' +
-  '┃ MyClass │ MyMetaClass ┃\n' +
-  '┃    ↓    │     ↓       ┃\n' +
-  '┃  object ←─── type     ┃\n' +
-  '┃    ↑    │             ┃\n' +
-  '┃   str   │             ┃\n' +
-  '┗━━━━━━━━━┷━━━━━━━━━━━━━┛\n';
-
-const DIAGRAM_3_A =
-  '+------------------+----------+------------+----------+\n' +
-  '|                  | Sequence | Collection | Iterable |\n' +
-  '+------------------+----------+------------+----------+\n' +
-  '| list, range, str |   yes    |    yes     |   yes    |\n' +
-  '| dict, set        |          |    yes     |   yes    |\n' +
-  '| iter             |          |            |   yes    |\n' +
-  '+------------------+----------+------------+----------+\n';
-
-const DIAGRAM_3_B =
-  '┏━━━━━━━━━━━━━━━━━━┯━━━━━━━━━━┯━━━━━━━━━━━━┯━━━━━━━━━━┓\n' +
-  '┃                  │ Sequence │ Collection │ Iterable ┃\n' +
-  '┠──────────────────┼──────────┼────────────┼──────────┨\n' +
-  '┃ list, range, str │    ✓     │     ✓      │    ✓     ┃\n' +
-  '┃ dict, set        │          │     ✓      │    ✓     ┃\n' +
-  '┃ iter             │          │            │    ✓     ┃\n' +
-  '┗━━━━━━━━━━━━━━━━━━┷━━━━━━━━━━┷━━━━━━━━━━━━┷━━━━━━━━━━┛\n';
-
-const DIAGRAM_4_A =
-  '+--------------------+----------+----------+------+---------+--------+\n' +
-  '|                    | Integral | Rational | Real | Complex | Number |\n' +
-  '+--------------------+----------+----------+------+---------+--------+\n' +
-  '| int                |   yes    |   yes    | yes  |   yes   |  yes   |\n' +
-  '| fractions.Fraction |          |   yes    | yes  |   yes   |  yes   |\n' +
-  '| float              |          |          | yes  |   yes   |  yes   |\n' +
-  '| complex            |          |          |      |   yes   |  yes   |\n' +
-  '+--------------------+----------+----------+------+---------+--------+\n';
-
-const DIAGRAM_4_B =
-  '┏━━━━━━━━━━━━━━━━━━━━┯━━━━━━━━━━┯━━━━━━━━━━┯━━━━━━┯━━━━━━━━━┯━━━━━━━━┓\n' +
-  '┃                    │ Integral │ Rational │ Real │ Complex │ Number ┃\n' +
-  '┠────────────────────┼──────────┼──────────┼──────┼─────────┼────────┨\n' +
-  '┃ int                │    ✓     │    ✓     │  ✓   │    ✓    │   ✓    ┃\n' +
-  '┃ fractions.Fraction │          │    ✓     │  ✓   │    ✓    │   ✓    ┃\n' +
-  '┃ float              │          │          │  ✓   │    ✓    │   ✓    ┃\n' +
-  '┃ complex            │          │          │      │    ✓    │   ✓    ┃\n' +
-  '┗━━━━━━━━━━━━━━━━━━━━┷━━━━━━━━━━┷━━━━━━━━━━┷━━━━━━┷━━━━━━━━━┷━━━━━━━━┛\n';
-
-const DIAGRAM_5_A =
-  "+----------------+----------------+---------------+----------------+-----------------+\n" +
-  "|                |    {<float>}   |  {<float>:f}  |   {<float>:e}  |   {<float>:%}   |\n" +
-  "+----------------+----------------+---------------+----------------+-----------------+\n" +
-  "|    0.000056789 |   '5.6789e-05' |    '0.000057' | '5.678900e-05' |     '0.005679%' |\n" +
-  "|    0.00056789  |   '0.00056789' |    '0.000568' | '5.678900e-04' |     '0.056789%' |\n" +
-  "|    0.0056789   |   '0.0056789'  |    '0.005679' | '5.678900e-03' |     '0.567890%' |\n" +
-  "|    0.056789    |   '0.056789'   |    '0.056789' | '5.678900e-02' |     '5.678900%' |\n" +
-  "|    0.56789     |   '0.56789'    |    '0.567890' | '5.678900e-01' |    '56.789000%' |\n" +
-  "|    5.6789      |   '5.6789'     |    '5.678900' | '5.678900e+00' |   '567.890000%' |\n" +
-  "|   56.789       |  '56.789'      |   '56.789000' | '5.678900e+01' |  '5678.900000%' |\n" +
-  "|  567.89        | '567.89'       |  '567.890000' | '5.678900e+02' | '56789.000000%' |\n" +
-  "+----------------+----------------+---------------+----------------+-----------------+\n";
-
-const DIAGRAM_5_B =
-  "┏━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━┓\n" +
-  "┃                │    {<float>}   │  {<float>:f}  │   {<float>:e}  │   {<float>:%}   ┃\n" +
-  "┠────────────────┼────────────────┼───────────────┼────────────────┼─────────────────┨\n" +
-  "┃    0.000056789 │   '5.6789e-05' │    '0.000057' │ '5.678900e-05' │     '0.005679%' ┃\n" +
-  "┃    0.00056789  │   '0.00056789' │    '0.000568' │ '5.678900e-04' │     '0.056789%' ┃\n" +
-  "┃    0.0056789   │   '0.0056789'  │    '0.005679' │ '5.678900e-03' │     '0.567890%' ┃\n" +
-  "┃    0.056789    │   '0.056789'   │    '0.056789' │ '5.678900e-02' │     '5.678900%' ┃\n" +
-  "┃    0.56789     │   '0.56789'    │    '0.567890' │ '5.678900e-01' │    '56.789000%' ┃\n" +
-  "┃    5.6789      │   '5.6789'     │    '5.678900' │ '5.678900e+00' │   '567.890000%' ┃\n" +
-  "┃   56.789       │  '56.789'      │   '56.789000' │ '5.678900e+01' │  '5678.900000%' ┃\n" +
-  "┃  567.89        │ '567.89'       │  '567.890000' │ '5.678900e+02' │ '56789.000000%' ┃\n" +
-  "┗━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━┛\n";
-
-const DIAGRAM_6_A =
-  "+----------------+----------------+---------------+----------------+-----------------+\n" +
-  "|                |  {<float>:.2}  | {<float>:.2f} |  {<float>:.2e} |  {<float>:.2%}  |\n" +
-  "+----------------+----------------+---------------+----------------+-----------------+\n" +
-  "|    0.000056789 |   '5.7e-05'    |      '0.00'   |   '5.68e-05'   |       '0.01%'   |\n" +
-  "|    0.00056789  |   '0.00057'    |      '0.00'   |   '5.68e-04'   |       '0.06%'   |\n" +
-  "|    0.0056789   |   '0.0057'     |      '0.01'   |   '5.68e-03'   |       '0.57%'   |\n" +
-  "|    0.056789    |   '0.057'      |      '0.06'   |   '5.68e-02'   |       '5.68%'   |\n" +
-  "|    0.56789     |   '0.57'       |      '0.57'   |   '5.68e-01'   |      '56.79%'   |\n" +
-  "|    5.6789      |   '5.7'        |      '5.68'   |   '5.68e+00'   |     '567.89%'   |\n" +
-  "|   56.789       |   '5.7e+01'    |     '56.79'   |   '5.68e+01'   |    '5678.90%'   |\n" +
-  "|  567.89        |   '5.7e+02'    |    '567.89'   |   '5.68e+02'   |   '56789.00%'   |\n" +
-  "+----------------+----------------+---------------+----------------+-----------------+\n";
-
-const DIAGRAM_6_B =
-  "┏━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━┓\n" +
-  "┃                │  {<float>:.2}  │ {<float>:.2f} │  {<float>:.2e} │  {<float>:.2%}  ┃\n" +
-  "┠────────────────┼────────────────┼───────────────┼────────────────┼─────────────────┨\n" +
-  "┃    0.000056789 │   '5.7e-05'    │      '0.00'   │   '5.68e-05'   │       '0.01%'   ┃\n" +
-  "┃    0.00056789  │   '0.00057'    │      '0.00'   │   '5.68e-04'   │       '0.06%'   ┃\n" +
-  "┃    0.0056789   │   '0.0057'     │      '0.01'   │   '5.68e-03'   │       '0.57%'   ┃\n" +
-  "┃    0.056789    │   '0.057'      │      '0.06'   │   '5.68e-02'   │       '5.68%'   ┃\n" +
-  "┃    0.56789     │   '0.57'       │      '0.57'   │   '5.68e-01'   │      '56.79%'   ┃\n" +
-  "┃    5.6789      │   '5.7'        │      '5.68'   │   '5.68e+00'   │     '567.89%'   ┃\n" +
-  "┃   56.789       │   '5.7e+01'    │     '56.79'   │   '5.68e+01'   │    '5678.90%'   ┃\n" +
-  "┃  567.89        │   '5.7e+02'    │    '567.89'   │   '5.68e+02'   │   '56789.00%'   ┃\n" +
-  "┗━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━┛\n";
-
-const DIAGRAM_7_A =
-  '+------------+----------+------------+----------+--------------+\n' +
-  '|            | Iterable | Collection | Sequence | abc.Sequence |\n' +
-  '+------------+----------+------------+----------+--------------+\n' +
-  '| iter()     |   REQ    |    REQ     |   yes    |     yes      |\n' +
-  '| contains() |   yes    |    yes     |   yes    |     yes      |\n' +
-  '| len()      |          |    REQ     |   REQ    |     REQ      |\n' +
-  '| getitem()  |          |            |   REQ    |     REQ      |\n' +
-  '| reversed() |          |            |   yes    |     yes      |\n' +
-  '| index()    |          |            |          |     yes      |\n' +
-  '| count()    |          |            |          |     yes      |\n' +
-  '+------------+----------+------------+----------+--------------+\n';
-
-const DIAGRAM_7_B =
-  '┏━━━━━━━━━━━━┯━━━━━━━━━━┯━━━━━━━━━━━━┯━━━━━━━━━━┯━━━━━━━━━━━━━━┓\n' +
-  '┃            │ Iterable │ Collection │ Sequence │ abc.Sequence ┃\n' +
-  '┠────────────┼──────────┼────────────┼──────────┼──────────────┨\n' +
-  '┃ iter()     │    !     │     !      │    ✓     │      ✓       ┃\n' +
-  '┃ contains() │    ✓     │     ✓      │    ✓     │      ✓       ┃\n' +
-  '┃ len()      │          │     !      │    !     │      !       ┃\n' +
-  '┃ getitem()  │          │            │    !     │      !       ┃\n' +
-  '┃ reversed() │          │            │    ✓     │      ✓       ┃\n' +
-  '┃ index()    │          │            │          │      ✓       ┃\n' +
-  '┃ count()    │          │            │          │      ✓       ┃\n' +
-  '┗━━━━━━━━━━━━┷━━━━━━━━━━┷━━━━━━━━━━━━┷━━━━━━━━━━┷━━━━━━━━━━━━━━┛\n';
-
 const OS_RENAME =
   'os.rename(from, to)                 <span class="hljs-comment"># Renames the file or directory.</span>\n' +
   'os.replace(from, to)                <span class="hljs-comment"># Same, but overwrites \'to\' if it exists.</span>\n';
@@ -248,22 +84,10 @@ function initDom(html) {
 
 function getMd() {
   var readme = readFile('README.md');
-  // readme = switchClassDiagrams(readme);
   const converter = new showdown.Converter();
   return converter.makeHtml(readme);
 }
 
-function switchClassDiagrams(readme) {
-  readme = readme.replace(DIAGRAM_1_A, DIAGRAM_1_B);
-  readme = readme.replace(DIAGRAM_2_A, DIAGRAM_2_B);
-  readme = readme.replace(DIAGRAM_3_A, DIAGRAM_3_B);
-  readme = readme.replace(DIAGRAM_4_A, DIAGRAM_4_B);
-  readme = readme.replace(DIAGRAM_5_A, DIAGRAM_5_B);
-  readme = readme.replace(DIAGRAM_6_A, DIAGRAM_6_B);
-  readme = readme.replace(DIAGRAM_7_A, DIAGRAM_7_B);
-  return readme
-}
-
 function modifyPage() {
   removeOrigToc();
   addToc();