![\"Open](\"https://colab.research.google.com/assets/colab-badge.svg\"){kind=icon}
"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "gFVfRvask9op",
"colab_type": "text"
},
"source": [
"#➛Matplotlib"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "PME4_QE1lECz",
"colab_type": "text"
},
"source": [
"* Matplotlib is a plotting library\n",
"* The `matplotlib.pyplot` module provides a plotting system"
]
},
{
"cell_type": "code",
"metadata": {
"id": "Zh9AZC3LjacA",
"colab_type": "code",
"colab": {}
},
"source": [
"import matplotlib.pyplot as plt\n",
"import numpy as np"
],
"execution_count": 0,
"outputs": []
},
{
"cell_type": "markdown",
"metadata": {
"id": "Uzdz0CcZlNhP",
"colab_type": "text"
},
"source": [
"By running this special iPython command, we will be displaying plots inline:"
]
},
{
"cell_type": "code",
"metadata": {
"id": "wkQyQ7gFk72g",
"colab_type": "code",
"colab": {}
},
"source": [
"%matplotlib inline"
],
"execution_count": 0,
"outputs": []
},
{
"cell_type": "code",
"metadata": {
"id": "45HqQHrclQgc",
"colab_type": "code",
"colab": {}
},
"source": [
"# Compute the x and y coordinates for points on a sine curve\n",
"x = np.arange(0, 3 * np.pi, 0.1)\n",
"y = np.sin(x)"
],
"execution_count": 0,
"outputs": []
},
{
"cell_type": "code",
"metadata": {
"id": "TdpDjdvom3VM",
"colab_type": "code",
"colab": {
"base_uri": "https://localhost:8080/",
"height": 72
},
"outputId": "196ada9b-412e-4810-caaa-e1469bd68cac"
},
"source": [
"print(x[:10], y[:10])"
],
"execution_count": 4,
"outputs": [
{
"output_type": "stream",
"text": [
"[0. 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9] [0. 0.09983342 0.19866933 0.29552021 0.38941834 0.47942554\n",
" 0.56464247 0.64421769 0.71735609 0.78332691]\n"
],
"name": "stdout"
}
]
},
{
"cell_type": "code",
"metadata": {
"id": "rBDuPJvXl8J7",
"colab_type": "code",
"colab": {
"base_uri": "https://localhost:8080/",
"height": 283
},
"outputId": "76e790fa-acef-4479-dd3a-d3a827296d17"
},
"source": [
"# Plot the points using matplotlib\n",
"plt.plot(x, y)"
],
"execution_count": 5,
"outputs": [
{
"output_type": "execute_result",
"data": {
"text/plain": [
"[| \n", " | sepal_length | \n", "sepal_width | \n", "petal_length | \n", "petal_width | \n", "species | \n", "species_id | \n", "
|---|---|---|---|---|---|---|
| 0 | \n", "5.1 | \n", "3.5 | \n", "1.4 | \n", "0.2 | \n", "setosa | \n", "1 | \n", "
| 1 | \n", "4.9 | \n", "3.0 | \n", "1.4 | \n", "0.2 | \n", "setosa | \n", "1 | \n", "
| 2 | \n", "4.7 | \n", "3.2 | \n", "1.3 | \n", "0.2 | \n", "setosa | \n", "1 | \n", "
| 3 | \n", "4.6 | \n", "3.1 | \n", "1.5 | \n", "0.2 | \n", "setosa | \n", "1 | \n", "
| 4 | \n", "5.0 | \n", "3.6 | \n", "1.4 | \n", "0.2 | \n", "setosa | \n", "1 | \n", "