折线图

data/graph/drawplot.py

+from pyplotz.pyplotz import PyplotZ
+from pyplotz.pyplotz import plt
+
+
+
+plt.rc('figure',figsize=(8,6))
+font_options={
+    'weight':'bold',
+    'size':'14'
+}
+plt.rc('font',**font_options)
+def draw_lineplot(df,x,y,hue='',title=''):
+    '''
+    :param df: dataframe
+    :param x: 横坐标
+    :param y: 纵坐标
+    :param hue: 分类
+    :param title:
+    :return:fig
+    '''
+    pltz = PyplotZ()
+    pltz.enable_chinese()
+    fig = plt.figure()
+    ax = fig.add_subplot(1, 1, 1)
+    if hue != '':
+        for type in df[hue].unique().tolist():
+            # == 画图
+            tmp=df[df[hue]==type]
+            plt.plot(tmp[x], tmp[y], linestyle='dashed', marker='o',label=type)
+    else:
+        plt.plot(df[x], df[y], linestyle='dashed', marker='o')
+    pltz.xticks(range(len(df[x].unique().tolist())), df[x].unique().tolist())
+    pltz.xlabel(x)
+    pltz.ylabel(y)
+    pltz.title(title)
+    pltz.legend()
+    plt.grid()
+    plt.show()
+    return fig
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