基于Python编写一个词云制作程序

wcDct = {
    "词云宽度" : {
        "Ctrl": ttk.Spinbox, 
        "paras" : {"from_":100, "to":2000, "increment":10},
        "default":800,
        "call" : "width"},
    "词云宽度" : {
        "Ctrl": ttk.Spinbox, 
        "paras" : {"from_":100, "to":2000, "increment":10},
        "default":450,
        "call" : "height"},
    "图像缩放" : {
        "Ctrl": ttk.Spinbox, 
        "paras" : {"from_":0.5, "to":10, "increment":0.1},
        "default":1,
        "call" : "scale"},
    "输入路径" : {"Ctrl": DialogButton},
    "输出路径" : {"Ctrl": DialogButton},
    "字体路径" : {"Ctrl": DialogButton, "call" : "font_path"},
}

class DrawWords(ttk.Frame):
    def __init__(self, master, **options):
        super().__init__(master, **options)
        self.pack()
        self.words = None
        self.initWidgets()
    
    def initWidgets(self):
        frm = ttk.Frame(self)
        frm.pack(side=tk.LEFT, fill=tk.Y)
        self.initPara(frm)

    def setOneSpinBox(self, frm, key):
        ttk.Label(frm, width=8, text=key).pack(side=tk.LEFT)
        v = wcDct[key]      # 组件参数
        n = v["call"]       # 调用名
        self.spins[n] = v["ctrl"](frm, **v["paras"])
        self.spins[n].set(v["default"])
        self.spins[n].pack(side=tk.LEFT)
    
    def setOneDiaButton(self, frmPara, key):
        frm = ttk.Frame(frmPara)
        frm.pack(side=tk.TOP, fill=tk.X)
        ttk.Label(frm, width=8, text=key).pack(side=tk.LEFT)
        v = wcDct[key]
        n = v["call"] if 'call' in v else key
        self.paths[n] = v["ctrl"](frm, **v['paras'])
        self.paths[n].pack(side=tk.LEFT)
        if 'default' in v:
            self.paths[n].set(v['default'])

    def initPara(self, frmPara):
        self.spins = {}
        frm = ttk.Frame(frmPara)
        frm.pack(side=tk.TOP, fill=tk.X)
        for key in ["词云宽度", "词云高度"]:
            self.setOneSpinBox(frm, key)

        self.paths = {}
        for key in ["输入路径", "输出路径", "字体路径"]:
            self.setOneDiaButton(frmPara, key)
                
        frm = ttk.Frame(frmPara)
        frm.pack(side=tk.TOP, fill=tk.X)
        ttk.Button(frm, text="输出词云", 
            command=self.genWordCloud).pack(side=tk.LEFT)

    def splitWords(self):
        p = self.paths["输入路径"].get()
        with open(p, encoding='utf8') as f:
            text = f.read()
        words = jieba.lcut(text)
        self.words = [w for w in words if len(w)>1] # 取出长度大于1的词

    def genWordCloud(self):
        dct = {}
        for key in ['width', 'height', 'font_path']:
            if key in self.spins:
                dct[key] = int(self.spins[key].get())
            if key in self.paths:
                dct[key] = self.paths[key].get()        
        cloud = WordCloud(**dct)
        self.splitWords()
        cloud.generate(" ".join(self.words))
        p = self.paths["输出路径"].get()
        if not (p.endswith('.png') or p.endswith('.svg')):
            p = p+".png"
        cloud.to_file(p)

if __name__ == "__main__":
    root = tk.Tk()
    DrawWords(root).pack(side=tk.TOP, fill=tk.BOTH)
    root.mainloop()