@@ -380,26 +380,26 @@ <h3 id="abc">ABC</h3>
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< span class ="hljs-meta "> >>> </ span > isinstance([< span class ="hljs-number "> 1</ span > , < span class ="hljs-number "> 2</ span > , < span class ="hljs-number "> 3</ span > ], Iterable)
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< span class ="hljs-keyword "> True</ span >
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</ code > </ pre >
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- < pre > < code class ="text language-text "> ┏━━━━━━━━━━━━━━━━━━┯━━━━━━━━━━┯━━━━━━━━━━━━┯━━━━━━━━━━┓
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- ┃ │ Sequence │ Collection │ Iterable ┃
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- ┠──────────────────┼──────────┼────────────┼──────────┨
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- ┃ list, range, str │ ✓ │ ✓ │ ✓ ┃
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- ┃ dict, set │ │ ✓ │ ✓ ┃
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- ┃ iter │ │ │ ✓ ┃
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- ┗━━━━━━━━━━━━━━━━━━┷━━━━━━━━━━┷━━━━━━━━━━━━┷━━━━━━━━━━┛
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+ < pre > < code class ="text language-text "> +------------------+----------+------------+----------+
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+ | | Sequence | Collection | Iterable |
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+ +------------------+----------+------------+----------+
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+ | list, range, str | yes | yes | yes |
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+ | dict, set | | yes | yes |
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+ | iter | | | yes |
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+ +------------------+----------+------------+----------+
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</ code > </ pre >
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< pre > < code class ="python language-python hljs "> < span class ="hljs-meta "> >>> </ span > < span class ="hljs-keyword "> from</ span > numbers < span class ="hljs-keyword "> import</ span > Integral, Rational, Real, Complex, Number
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< span class ="hljs-meta "> >>> </ span > isinstance(< span class ="hljs-number "> 123</ span > , Number)
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< span class ="hljs-keyword "> True</ span >
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</ code > </ pre >
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- < pre > < code class ="text language-text "> ┏━━━━━━━━━━━━━━━━━━━━┯━━━━━━━━━━┯━━━━━━━━━━┯━━━━━━┯━━━━━━━━━┯━━━━━━━━┓
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- ┃ │ Integral │ Rational │ Real │ Complex │ Number ┃
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- ┠────────────────────┼──────────┼──────────┼──────┼─────────┼────────┨
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- ┃ int │ ✓ │ ✓ │ ✓ │ ✓ │ ✓ ┃
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- ┃ fractions.Fraction │ │ ✓ │ ✓ │ ✓ │ ✓ ┃
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- ┃ float │ │ │ ✓ │ ✓ │ ✓ ┃
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- ┃ complex │ │ │ │ ✓ │ ✓ ┃
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- ┗━━━━━━━━━━━━━━━━━━━━┷━━━━━━━━━━┷━━━━━━━━━━┷━━━━━━┷━━━━━━━━━┷━━━━━━━━┛
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+ < pre > < code class ="text language-text "> +--------------------+----------+----------+------+---------+--------+
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+ | | Integral | Rational | Real | Complex | Number |
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+ +--------------------+----------+----------+------+---------+--------+
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+ | int | yes | yes | yes | yes | yes |
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+ | fractions.Fraction | | yes | yes | yes | yes |
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+ | float | | | yes | yes | yes |
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+ | complex | | | | yes | yes |
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+ +--------------------+----------+----------+------+---------+--------+
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</ code > </ pre >
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< h2 id ="string "> < a href ="#string " name ="string "> #</ a > String</ h2 >
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< pre > < code class ="python language-python hljs "> <str> = <str>.strip() < span class ="hljs-comment "> # Strips all whitespace characters from both ends.</ span >
@@ -509,31 +509,31 @@ <h3 id="floats">Floats</h3>
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{< span class ="hljs-number "> 1.23456</ span > :< span class ="hljs-number "> 10.3</ span > %} < span class ="hljs-comment "> # ' 123.456%'</ span >
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</ code > </ pre >
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< h4 id ="comparisonoffloatpresentationtypes "> Comparison of float presentation types:</ h4 >
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- < pre > < code class ="text language-text "> ┏━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━┓
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- ┃ │ {<float>} │ {<float>:f} │ {<float>:e} │ {<float>:%} ┃
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- ┠────────────────┼────────────────┼───────────────┼────────────────┼─────────────────┨
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- ┃ 0.000056789 │ '5.6789e-05' │ '0.000057' │ '5.678900e-05' │ '0.005679%' ┃
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- ┃ 0.00056789 │ '0.00056789' │ '0.000568' │ '5.678900e-04' │ '0.056789%' ┃
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- ┃ 0.0056789 │ '0.0056789' │ '0.005679' │ '5.678900e-03' │ '0.567890%' ┃
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- ┃ 0.056789 │ '0.056789' │ '0.056789' │ '5.678900e-02' │ '5.678900%' ┃
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- ┃ 0.56789 │ '0.56789' │ '0.567890' │ '5.678900e-01' │ '56.789000%' ┃
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- ┃ 5.6789 │ '5.6789' │ '5.678900' │ '5.678900e+00' │ '567.890000%' ┃
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- ┃ 56.789 │ '56.789' │ '56.789000' │ '5.678900e+01' │ '5678.900000%' ┃
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- ┃ 567.89 │ '567.89' │ '567.890000' │ '5.678900e+02' │ '56789.000000%' ┃
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- ┗━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━┛
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- </ code > </ pre >
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- < pre > < code class ="text language-text "> ┏━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━┓
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- ┃ │ {<float>:.2} │ {<float>:.2f} │ {<float>:.2e} │ {<float>:.2%} ┃
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- ┠────────────────┼────────────────┼───────────────┼────────────────┼─────────────────┨
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- ┃ 0.000056789 │ '5.7e-05' │ '0.00' │ '5.68e-05' │ '0.01%' ┃
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- ┃ 0.00056789 │ '0.00057' │ '0.00' │ '5.68e-04' │ '0.06%' ┃
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- ┃ 0.0056789 │ '0.0057' │ '0.01' │ '5.68e-03' │ '0.57%' ┃
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- ┃ 0.056789 │ '0.057' │ '0.06' │ '5.68e-02' │ '5.68%' ┃
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- ┃ 0.56789 │ '0.57' │ '0.57' │ '5.68e-01' │ '56.79%' ┃
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- ┃ 5.6789 │ '5.7' │ '5.68' │ '5.68e+00' │ '567.89%' ┃
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- ┃ 56.789 │ '5.7e+01' │ '56.79' │ '5.68e+01' │ '5678.90%' ┃
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- ┃ 567.89 │ '5.7e+02' │ '567.89' │ '5.68e+02' │ '56789.00%' ┃
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- ┗━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━┛
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+ < pre > < code class ="text language-text "> +----------------+----------------+---------------+----------------+-----------------+
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+ | | {<float>} | {<float>:f} | {<float>:e} | {<float>:%} |
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+ +----------------+----------------+---------------+----------------+-----------------+
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+ | 0.000056789 | '5.6789e-05' | '0.000057' | '5.678900e-05' | '0.005679%' |
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+ | 0.00056789 | '0.00056789' | '0.000568' | '5.678900e-04' | '0.056789%' |
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+ | 0.0056789 | '0.0056789' | '0.005679' | '5.678900e-03' | '0.567890%' |
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+ | 0.056789 | '0.056789' | '0.056789' | '5.678900e-02' | '5.678900%' |
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+ | 0.56789 | '0.56789' | '0.567890' | '5.678900e-01' | '56.789000%' |
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+ | 5.6789 | '5.6789' | '5.678900' | '5.678900e+00' | '567.890000%' |
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+ | 56.789 | '56.789' | '56.789000' | '5.678900e+01' | '5678.900000%' |
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+ | 567.89 | '567.89' | '567.890000' | '5.678900e+02' | '56789.000000%' |
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+ +----------------+----------------+---------------+----------------+-----------------+
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+ </ code > </ pre >
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+ < pre > < code class ="text language-text "> +----------------+----------------+---------------+----------------+-----------------+
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+ | | {<float>:.2} | {<float>:.2f} | {<float>:.2e} | {<float>:.2%} |
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+ +----------------+----------------+---------------+----------------+-----------------+
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+ | 0.000056789 | '5.7e-05' | '0.00' | '5.68e-05' | '0.01%' |
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+ | 0.00056789 | '0.00057' | '0.00' | '5.68e-04' | '0.06%' |
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+ | 0.0056789 | '0.0057' | '0.01' | '5.68e-03' | '0.57%' |
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+ | 0.056789 | '0.057' | '0.06' | '5.68e-02' | '5.68%' |
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+ | 0.56789 | '0.57' | '0.57' | '5.68e-01' | '56.79%' |
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+ | 5.6789 | '5.7' | '5.68' | '5.68e+00' | '567.89%' |
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+ | 56.789 | '5.7e+01' | '56.79' | '5.68e+01' | '5678.90%' |
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+ | 567.89 | '5.7e+02' | '567.89' | '5.68e+02' | '56789.00%' |
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+ +----------------+----------------+---------------+----------------+-----------------+
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</ code > </ pre >
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< h3 id ="ints "> Ints</ h3 >
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< pre > < code class ="python language-python hljs "> {< span class ="hljs-number "> 90</ span > :c} < span class ="hljs-comment "> # 'Z'</ span >
@@ -1153,18 +1153,18 @@ <h3 id="collectionsabcsequence">Collections.abc.Sequence</h3>
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< span class ="hljs-keyword "> return</ span > self.a[i]
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</ code > </ pre >
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< h4 id ="tableofrequiredandavailablespecialmethods "> Table of required and available special methods:</ h4 >
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- < pre > < code class ="text language-text "> ┏━━━━━━━━━━━━┯━━━━━━━━━━┯━━━━━━━━━━━━┯━━━━━━━━━━┯━━━━━━━━━━━━━━┓
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- ┃ │ Iterable │ Collection │ Sequence │ abc.Sequence ┃
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- ┠────────────┼──────────┼────────────┼──────────┼──────────────┨
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- ┃ iter() │ ! │ ! │ ✓ │ ✓ ┃
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- ┃ contains() │ ✓ │ ✓ │ ✓ │ ✓ ┃
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- ┃ len() │ │ ! │ ! │ ! ┃
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- ┃ getitem() │ │ │ ! │ ! ┃
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- ┃ reversed() │ │ │ ✓ │ ✓ ┃
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- ┃ reverse() │ │ │ │ ✓ ┃
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- ┃ index() │ │ │ │ ✓ ┃
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- ┃ count() │ │ │ │ ✓ ┃
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- ┗━━━━━━━━━━━━┷━━━━━━━━━━┷━━━━━━━━━━━━┷━━━━━━━━━━┷━━━━━━━━━━━━━━┛
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+ < pre > < code class ="text language-text "> +------------+----------+------------+----------+--------------+
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+ | | Iterable | Collection | Sequence | abc.Sequence |
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+ +------------+----------+------------+----------+--------------+
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+ | iter() | REQ | REQ | yes | yes |
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+ | contains() | yes | yes | yes | yes |
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+ | len() | | REQ | REQ | REQ |
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+ | getitem() | | | REQ | REQ |
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+ | reversed() | | | yes | yes |
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+ | reverse() | | | | yes |
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+ | index() | | | | yes |
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+ | count() | | | | yes |
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+ +------------+----------+------------+----------+--------------+
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</ code > </ pre >
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< ul >
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< li > < strong > Other useful ABCs that automatically generate missing methods are: MutableSequence, Set, MutableSet, Mapping and MutableMapping.</ strong > </ li >
@@ -1633,29 +1633,29 @@ <h3 id="typediagram">Type Diagram</h3>
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< pre > < code class ="python language-python hljs "> type(MyClass) == MyMetaClass < span class ="hljs-comment "> # MyClass is an instance of MyMetaClass.</ span >
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type(MyMetaClass) == type < span class ="hljs-comment "> # MyMetaClass is an instance of type.</ span >
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</ code > </ pre >
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- < pre > < code class ="text language-text "> ┏━━━━━━━━━┯━━━━━━━━━━━━━┓
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- ┃ Classes │ Metaclasses ┃
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- ┠─────────┼─────────────┨
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- ┃ MyClass → MyMetaClass ┃
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- ┃ │ ↓ ┃
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- ┃ object ───→ type ←╮ ┃
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- ┃ │ ↑ ╰───╯ ┃
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- ┃ str ───────╯ ┃
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- ┗━━━━━━━━━┷━━━━━━━━━━━━━┛
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+ < pre > < code class ="text language-text "> +---------+-------------+
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+ | Classes | Metaclasses |
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+ +---------+-------------|
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+ | MyClass > MyMetaClass |
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+ | | v |
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+ | object ---> type <+ |
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+ | | ^ +---+ |
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+ | str -------+ |
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+ +---------+-------------+
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</ code > </ pre >
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< h3 id ="inheritancediagram "> Inheritance Diagram</ h3 >
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< pre > < code class ="python language-python hljs "> MyClass.__base__ == object < span class ="hljs-comment "> # MyClass is a subclass of object.</ span >
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MyMetaClass.__base__ == type < span class ="hljs-comment "> # MyMetaClass is a subclass of type.</ span >
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</ code > </ pre >
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- < pre > < code class ="text language-text "> ┏━━━━━━━━━┯━━━━━━━━━━━━━┓
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- ┃ Classes │ Metaclasses ┃
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- ┠─────────┼─────────────┨
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- ┃ MyClass │ MyMetaClass ┃
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- ┃ ↓ │ ↓ ┃
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- ┃ object ←─── type ┃
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- ┃ ↑ │ ┃
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- ┃ str │ ┃
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- ┗━━━━━━━━━┷━━━━━━━━━━━━━┛
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+ < pre > < code class ="text language-text "> +---------+-------------+
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+ | Classes | Metaclasses |
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+ +---------+-------------|
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+ | MyClass | MyMetaClass |
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+ | v | v |
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+ | object <--- type |
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+ | ^ | |
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+ | str | |
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+ +---------+-------------+
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</ code > </ pre >
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< h2 id ="operator "> < a href ="#operator " name ="operator "> #</ a > Operator</ h2 >
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< 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
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