这是我第一次问Stack Overflow的问题,所以如果我的问题太模糊或者没有提供足够的信息,我会提前道歉。TypeError:预期的整数参数,得到浮点数
基本上我遇到的问题是我的代码不会由于TypeError而运行。
这里是确切的消息:
Traceback (most recent call last):
File "C:\Program Files (x86)\Wing IDE 101 4.0\src\debug\tserver\_sandbox.py", line 61, in <module>
File "C:\pygamehelper.py", line 62, in mainLoop
File "C:\Program Files (x86)\Wing IDE 101 4.0\src\debug\tserver\_sandbox.py", line 54, in draw
TypeError: integer argument expected, got float
所以我认为该错误发生由于与正使用vec2d方法被转换为一个矢量,然后作为参数被传递相关联的元组(作为浮点数)传递给第54行中的draw.circle方法,其中int是预期的。然而,这是我在教程中完成的工作,而且他的代码完全相同,并且执行时没有问题。
难道这可能是由于他使用了不同版本的Python或PyGame,或者我的代码有问题吗?
在此先感谢您的帮助。
from pygamehelper import *
from pygame import *
from pygame.locals import *
from vec2d import *
from math import e, pi, cos, sin, sqrt
from random import uniform
class Agents:
def __init__(self):
self.pos = vec2d(0, 0)
self.target = vec2d(0, 0)
class Starter(PygameHelper):
def __init__(self):
self.w, self.h = 800, 600
PygameHelper.__init__(self, size=(self.w, self.h), fill=((255,255,255)))
self.agents = []
for i in range(10):
a = Agents()
a.pos = vec2d(uniform(0, self.w), uniform(0, self.h))
a.target = vec2d(uniform(0, self.w), uniform(0, self.h))
self.agents.append(a)
def update(self):
for a in self.agents:
dir = a.target - a.pos
dir.length = 5
a.pos = a.pos + dir
def keyUp(self, key):
pass
def mouseUp(self, button, pos):
for a in self.agents:
a.target = vec2d(pos)
def mouseMotion(self, buttons, pos, rel):
pass
def draw(self):
# clear the screen 40 times/sec so that only 1 char and target
# present on screen at a time
self.screen.fill((255,255,255))
for a in self.agents:
# character
pygame.draw.circle(self.screen, (200, 200, 255), a.pos, 10)
# black character outline
pygame.draw.circle(self.screen, (0, 0, 0), a.pos, 11, 1)
# target
pygame.draw.circle(self.screen, (200, 0, 0), a.target, 20, 1)
s = Starter()
s.mainLoop(40)