Como verificar informações do sistema com python

import platform,socket,psutil
from tkinter import *


def verificarSistema():
    info={}
    info['platform']=platform.system()
    info['platform-release']=platform.release()
    info['platform-version']=platform.version()
    info['architecture']=platform.machine()
    info['hostname']=socket.gethostname()
    info['processor']=platform.processor()
    info['ram']=str(round(psutil.virtual_memory().total / (1024.0 **3)))
    if(int(info['ram'])<2):
        class Application:
            def __init__(self, master=None):
                self.widget1 = Frame(master)
                self.widget1.pack(side=LEFT)
                self.msg = Label(self.widget1, text="ram insuficiente para o sistemacolibri")
                self.msg["font"] = ("Verdana", "10", "italic", "bold")
                self.msg.pack()
                self.sair = Button(self.widget1)
                self.sair["text"] = "OK"
                self.sair["font"] = ("Verdana", "10")
                self.sair["width"] = 5
                self.sair["command"] = self.widget1.quit
                self.sair.pack(side=RIGHT)
        root = Tk()
        Application(root)
        root.mainloop()
    if(int(info['ram'])<4):
        class Application:
            def __init__(self, master=None):
                self.widget1 = Frame(master)
                self.widget1.pack(side=LEFT)
                self.msg = Label(self.widget1, text="memoria ram fora do recomentdado")
                self.msg["font"] = ("Verdana", "10", "italic", "bold")
                self.msg.pack()
                self.sair = Button(self.widget1)
                self.sair["text"] = "OK"
                self.sair["font"] = ("Verdana", "10")
                self.sair["width"] = 5
                self.sair["command"] = self.widget1.quit
                self.sair.pack(side=RIGHT)
        root = Tk()
        Application(root)
        root.mainloop()

    if (info['platform-release']=="10"):
        if(info['platform-release']=="8"):
            if (info['platform-release'] == "8.1"):
                print()
    else:
        class Application:
            def __init__(self, master=None):
                self.widget1 = Frame(master)
                self.widget1.pack(side=LEFT)
                self.msg = Label(self.widget1, text="sistema operacional incompativel com colibri")
                self.msg["font"] = ("Verdana", "10", "italic", "bold")
                self.msg.pack()
                self.sair = Button(self.widget1)
                self.sair["text"] = "OK"
                self.sair["font"] = ("Verdana", "10")
                self.sair["width"] = 5
                self.sair["command"] = self.widget1.quit
                self.sair.pack(side=RIGHT)
        root = Tk()
        Application(root)
        root.mainloop()
        print("sistema operacional incompativel com colibri")

    print(info)
verificarSistema()