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chore: ch2 note - fluent interface & sort
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‎02-array-seq/array-seq.ipynb‎

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@@ -2159,23 +2159,27 @@
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},
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{
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"cell_type": "code",
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"execution_count": 69,
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"execution_count": 4,
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"metadata": {},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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" 1 0 LOAD_NAME 0 (s)\n",
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" 2 LOAD_NAME 1 (a)\n",
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" 4 DUP_TOP_TWO\n",
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" 6 BINARY_SUBSCR\n",
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" 8 LOAD_NAME 2 (b)\n",
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" 10 INPLACE_ADD\n",
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" 12 ROT_THREE\n",
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" 14 STORE_SUBSCR\n",
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" 16 LOAD_CONST 0 (None)\n",
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" 18 RETURN_VALUE\n"
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" 0 RESUME 0\n",
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"\n",
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" 1 LOAD_NAME 0 (s)\n",
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" LOAD_NAME 1 (a)\n",
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" COPY 2\n",
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" COPY 2\n",
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" BINARY_OP 26 ([])\n",
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" LOAD_NAME 2 (b)\n",
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" BINARY_OP 13 (+=)\n",
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" SWAP 3\n",
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" SWAP 2\n",
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" STORE_SUBSCR\n",
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" LOAD_CONST 0 (None)\n",
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" RETURN_VALUE\n"
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]
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}
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],
@@ -2192,9 +2196,34 @@
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"## list.sort and the sorted Built-In Function"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"> Fluent Interface \n",
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"\n",
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"代表你可以用「**鏈式方法呼叫**」，例如：\n",
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"\n",
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"```python\n",
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"s = \" hello \"\n",
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"result = s.strip().upper().replace(\"HELLO\", \"HI\")\n",
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"print(result) # HI\n",
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"```\n",
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"每個方法都回傳一個新的字串（不是 `None`），讓你可以一直串下去使用，這也是 receiver 的一種連續應用。"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"> Python 主排序演算法為 `Timsort`，屬於**穩定**演算法 \n",
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"\n",
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"代表排序時會**保留比較結果相同項目的相對順序** \n"
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]
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},
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"cell_type": "code",
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"execution_count": 70,
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"execution_count": 1,
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"outputs": [
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{
@@ -2203,7 +2232,7 @@
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"['apple', 'banana', 'grape', 'raspberry']"
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]
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},
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"execution_count": 70,
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"execution_count": 1,
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},
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"['grape', 'raspberry', 'apple', 'banana']"
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]
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},
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"output_type": "execute_result"
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},
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"['raspberry', 'grape', 'banana', 'apple']"
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]
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},
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"['grape', 'apple', 'banana', 'raspberry']"
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"['raspberry', 'banana', 'grape', 'apple']"
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"['grape', 'raspberry', 'apple', 'banana']"
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"['apple', 'banana', 'grape', 'raspberry']"
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"0.8190492979077034"
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"0.8190492979077034"
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"True"
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