chapter8 finished

Author: xiongzwfire

chapter6/chapter6-动态类型简介.ipynb

@@ -309,6 +309,36 @@
     "print L4"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "- 注意，浅拷贝会创建一个新对象，但是它们的子对象还是指向统一对象"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "True\n",
+      "True\n",
+      "True\n"
+     ]
+    }
+   ],
+   "source": [
+    "L = [12**100, \"ij$#@%^&`\", [1 , 2, 3]]\n",
+    "L_copy = L[:]\n",
+    "print L[0] is L_copy[0]\n",
+    "print L[1] is L_copy[1]\n",
+    "print L[2] is L_copy[2]"
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},
@@ -325,7 +355,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 10,
    "metadata": {},
    "outputs": [
     {
@@ -334,7 +364,7 @@
      "text": [
       "True\n",
       "False\n",
-      "4382370272 4383269232\n"
+      "4463899280 4463899424\n"
      ]
     }
    ],
@@ -348,7 +378,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 11,
    "metadata": {},
    "outputs": [
     {
@@ -357,7 +387,7 @@
      "text": [
       "True\n",
       "True\n",
-      "4383119048 4383119048\n"
+      "4463834464 4463834464\n"
      ]
     }
    ],
@@ -371,7 +401,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 11,
+   "execution_count": 12,
    "metadata": {},
    "outputs": [
     {
@@ -380,7 +410,7 @@
      "text": [
       "True\n",
       "True\n",
-      "140654118206984 140654118206984\n"
+      "140659321213288 140659321213288\n"
      ]
     }
    ],
@@ -395,7 +425,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 12,
+   "execution_count": 13,
    "metadata": {},
    "outputs": [
     {
@@ -404,7 +434,7 @@
      "text": [
       "True\n",
       "False\n",
-      "140654156174800 140654156174848\n"
+      "140659321142176 140659321142224\n"
      ]
     }
    ],
@@ -425,16 +455,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 13,
+   "execution_count": 14,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "2204"
+       "2203"
       ]
      },
-     "execution_count": 13,
+     "execution_count": 14,
      "metadata": {},
      "output_type": "execute_result"
     }