Add: mypy checker (#1106)

.gitignore

@@ -99,3 +99,6 @@ ENV/
 # example
 example/*.png
 example/*.html
+
+# mypy
+.mypy_cache/

pyecharts/charts/base.py

@@ -21,7 +21,7 @@ class Base:
     `Base`类是所有图形类的基类，提供部分初始化参数和基本的方法
     """
 
-    def __init__(self, init_opts: Union[InitOpts, dict] = InitOpts()):
+    def __init__(self, init_opts: InitOpts = InitOpts()):
         self.width = init_opts.width
         self.height = init_opts.height
         self.renderer = init_opts.renderer

pyecharts/charts/basic_charts/bar.py

@@ -12,7 +12,7 @@ class Bar(RectChart):
     with heights or lengths proportional to the values that they represent.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.options.update(yAxis=[opts.AxisOpts().opts])
 

pyecharts/charts/basic_charts/bmap.py

@@ -14,7 +14,7 @@ class BMap(GeoChartBase):
     Support scatter plot, line
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.js_dependencies.add("bmap")
         self._is_geo_chart = True

pyecharts/charts/basic_charts/boxplot.py

@@ -13,7 +13,7 @@ class Boxplot(RectChart):
     of a set of data.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.options.update(yAxis=[opts.AxisOpts().opts])
 

pyecharts/charts/basic_charts/calendar.py

@@ -12,7 +12,7 @@ class Calendar(Chart):
     Two categories of axes must be used in rectangular coordinates.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.options.update(calendar=opts.CalendarOpts().opts)
 

pyecharts/charts/basic_charts/effectscatter.py

@@ -11,7 +11,7 @@ class EffectScatter(RectChart):
     Use animation effects to visually highlight designated data set.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.options.update(yAxis=[opts.AxisOpts().opts])
 

pyecharts/charts/basic_charts/funnel.py

@@ -15,7 +15,7 @@ class Funnel(Chart):
     and then decisions can be made.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
 
     def add(

pyecharts/charts/basic_charts/gauge.py

@@ -11,7 +11,7 @@ class Gauge(Chart):
     The gauge displays a single key business measure.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
 
     def add(

pyecharts/charts/basic_charts/geo.py

@@ -9,7 +9,7 @@ from ...globals import ChartType, TooltipFormatterType
 
 
 class GeoChartBase(Chart):
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.set_global_opts()
         self._coordinates = COORDINATES
@@ -27,7 +27,7 @@ class GeoChartBase(Chart):
                 self.add_coordinate(k, v[0], v[1])
         return self
 
-    def get_coordinate(self, name: str) -> Sequence:
+    def get_coordinate(self, name: str) -> Optional[Sequence]:
         if name in self._coordinates:
             return self._coordinates[name]
 
@@ -165,7 +165,7 @@ class Geo(GeoChartBase):
     support scatter plot and line
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self._coordinate_system: Optional[str] = "geo"
 

pyecharts/charts/basic_charts/graph.py

@@ -11,7 +11,7 @@ class Graph(Chart):
     The graph is used to represent the relational data.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
 
     def add(

pyecharts/charts/basic_charts/heatmap.py

@@ -13,7 +13,7 @@ class HeatMap(RectChart):
     Two categories of axes must be used in rectangular coordinates.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.options.update(yAxis=[opts.AxisOpts().opts])
         self.set_global_opts(visualmap_opts=opts.VisualMapOpts(orient="horizontal"))

pyecharts/charts/basic_charts/line.py

@@ -12,7 +12,7 @@ class Line(RectChart):
     with single line to show the change trend of data.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.options.update(yAxis=[opts.AxisOpts().opts])
 

pyecharts/charts/basic_charts/liquid.py

@@ -11,7 +11,7 @@ class Liquid(Chart):
     The liquid chart is mainly used to highlight the percentage of data.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.js_dependencies.add("echarts-liquidfill")
 

pyecharts/charts/basic_charts/map.py

@@ -11,7 +11,7 @@ class Map(Chart):
     Map are mainly used for visualization of geographic area data.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
 
     def add(

pyecharts/charts/basic_charts/parallel.py

@@ -12,7 +12,7 @@ class Parallel(Chart):
     high dimensional data.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.options.update(parallel=opts.ParallelOpts().opts)
 

pyecharts/charts/basic_charts/pie.py

@@ -13,7 +13,7 @@ class Pie(Chart):
     the number of data points.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
 
     def add(

pyecharts/charts/basic_charts/polar.py

@@ -11,7 +11,7 @@ class Polar(Chart):
     Polar coordinates can be used for scatter and polyline graphs.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.add_schema()
 

pyecharts/charts/basic_charts/radar.py

@@ -11,7 +11,7 @@ class Radar(Chart):
     Radar maps are mainly used to represent multivariable data.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
 
     def add_schema(
@@ -56,15 +56,6 @@ class Radar(Chart):
         areastyle_opts: opts.AreaStyleOpts = opts.AreaStyleOpts(),
         tooltip_opts: Union[opts.TooltipOpts, dict, None] = None,
     ):
-        if isinstance(label_opts, opts.LabelOpts):
-            label_opts = label_opts.opts
-        if isinstance(linestyle_opts, opts.LineStyleOpts):
-            linestyle_opts = linestyle_opts.opts
-        if isinstance(areastyle_opts, opts.AreaStyleOpts):
-            areastyle_opts = areastyle_opts.opts
-        if isinstance(tooltip_opts, opts.TooltipOpts):
-            tooltip_opts = tooltip_opts.opts
-
         self._append_legend(series_name, is_selected)
         self.options.get("series").append(
             {

pyecharts/charts/basic_charts/sankey.py

@@ -13,7 +13,7 @@ class Sankey(Chart):
     the intermediate process of processing, transformation to the final form.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
 
     def add(

pyecharts/charts/basic_charts/scatter.py

@@ -14,7 +14,7 @@ class Scatter(RectChart):
     visualmap component can be used.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.options.update(yAxis=[opts.AxisOpts().opts])
 

pyecharts/charts/basic_charts/sunburst.py

@@ -14,7 +14,7 @@ class Sunburst(Chart):
     hierarchical relationships like rectangle tree graphs.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
 
     def add(

pyecharts/charts/basic_charts/themeriver.py

@@ -13,7 +13,7 @@ class ThemeRiver(Chart):
     over a period of time.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
 
     def add(

pyecharts/charts/basic_charts/tree.py

@@ -13,7 +13,7 @@ class Tree(Chart):
     and right subtrees.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
 
     @staticmethod

pyecharts/charts/basic_charts/treemap.py

@@ -12,7 +12,7 @@ class TreeMap(Chart):
     It mainly uses area to highlight the important nodes in the hierarchy of "tree".
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
 
     def add(

pyecharts/charts/basic_charts/wordcloud.py

@@ -27,7 +27,7 @@ class WordCloud(Chart):
     appear frequently in the text.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.js_dependencies.add("echarts-wordcloud")
 

pyecharts/charts/chart.py

@@ -9,7 +9,7 @@ class Chart(Base):
     `Chart`类是所有非自定义类的基类，继承自 `Base` 类
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.colors = (
             "#c23531 #2f4554 #61a0a8 #d48265 #749f83 #ca8622 #bda29a #6e7074 "
@@ -198,12 +198,12 @@ class Chart3D(Chart):
     `Chart3D`类是所有 3D 类图表的基类，继承自 `Chart` 类
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         init_opts.renderer = RenderType.CANVAS
         super().__init__(init_opts)
         self.js_dependencies.add("echarts-gl")
         self.options.update(visualMap=opts.VisualMapOpts().opts)
-        self._3d_chart_type = None  # 3d chart type, don't use it directly
+        self._3d_chart_type: Optional[str] = None  # 3d chart type,don't use it directly
 
     def add(
         self,

pyecharts/charts/composite_charts/grid.py

@@ -13,7 +13,7 @@ class Grid(Base):
     and scatter chart (bubble chart) can be drawn in grid.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.options: Optional[dict] = None
         self._axis_index: int = 0

pyecharts/charts/composite_charts/timeline.py

@@ -1,6 +1,6 @@
 from ... import options as opts
 from ...charts.chart import Base
-from ...commons.types import Numeric, Optional, Union
+from ...commons.types import Numeric, Optional, Union, Sequence
 
 
 class Timeline(Base):
@@ -8,11 +8,11 @@ class Timeline(Base):
     `Timeline` provides functions like switching and playing between multiple charts.
     """
 
-    def __init__(self, init_opts: Union[opts.InitOpts, dict] = opts.InitOpts()):
+    def __init__(self, init_opts: opts.InitOpts = opts.InitOpts()):
         super().__init__(init_opts=init_opts)
         self.options = {"baseOption": {"series": [], "timeline": {}}, "options": []}
         self.add_schema()
-        self._time_points = []
+        self._time_points: Sequence = []
 
     def add_schema(
         self,

pyecharts/components/table.py

@@ -19,7 +19,7 @@ class Table:
         self.page_title = page_title
         self.js_host = js_host
         self.js_dependencies: OrderedSet = OrderedSet("bulma")
-        self._charts = []
+        self._charts: Sequence = []
 
     def add(self, headers: Sequence, rows: Sequence, attributes: Optional[dict] = None):
 

pyecharts/render/snapshot.py

@@ -88,4 +88,4 @@ def save_as(image_data: bytes, output_name: str, file_type: str):
         b.paste(m, mask=m.split()[3])
         b.save(output_name, file_type, quality=100)
     except ModuleNotFoundError:
-        raise Exception("Please install PIL for % image type" % file_type)
+        raise Exception("Please install PIL for {} image type".format(file_type))