minor fixes

Author: amueller

02-supervised-learning.ipynb

@@ -1467,7 +1467,7 @@
     "mglearn.discrete_scatter(X[:, 0], X[:, 1], y)\n",
     "line = np.linspace(-15, 15)\n",
     "for coef, intercept, color in zip(linear_svm.coef_, linear_svm.intercept_,\n",
-    "                                  ['b', 'r', 'g']):\n",
+    "                                  mglearn.cm3.colors):\n",
     "    plt.plot(line, -(line * coef[0] + intercept) / coef[1], c=color)\n",
     "plt.ylim(-10, 15)\n",
     "plt.xlim(-10, 8)\n",
@@ -1511,7 +1511,7 @@
     "mglearn.discrete_scatter(X[:, 0], X[:, 1], y)\n",
     "line = np.linspace(-15, 15)\n",
     "for coef, intercept, color in zip(linear_svm.coef_, linear_svm.intercept_,\n",
-    "                                  ['b', 'r', 'g']):\n",
+    "                                  mglearn.cm3.colors):\n",
     "    plt.plot(line, -(line * coef[0] + intercept) / coef[1], c=color)\n",
     "plt.legend(['Class 0', 'Class 1', 'Class 2', 'Line class 0', 'Line class 1',\n",
     "            'Line class 2'], loc=(1.01, 0.3))\n",