__init__()函数, 用def 来定义. 不是if
exec(code) # NameError: name 'a' is not defined 解决方法: code = "a = 5\nprint(a)" exec(code) # 输出: 5 示例7:类定义中的错误 class MyClass: def __init__(self): self.x = 5 def my_method(self): print(y) # NameError: name 'y' is not defined obj = MyClass() obj.m...
is_classkernel = check_inside_class_by_stackframe() primal = Kernel(func, is_grad=False, ...) adjoint = Kernel(func, is_grad=True, ...) if is_classkernel: @functools.wraps(func) def wrapped(*args, **kwargs): # TODO: 如何实现??? else: @functools.wraps(func) def wrapped(*args...
class Animal: def __init__(self, animal): self.animal = animal def type(self, type=self.animal): print type 运行的时候出现 NameError: name 'self' is not defined? python 有用关注收藏 回复 阅读30.5k 2 个回答 得票最新 bobozhengsir 75 发布于 2013-01-15 ✓ 已被采纳 方法参数的默认值...
def __init__(self, control_queue): self.control_queue = control_queue def halt_listener(self, thread_Name, kill_command): while True: print ("Checking queue for kill") isAlive = self.control_queue.get() print ("isAlive", isAlive) ...
_name_改成 __name__
必须self才可以 报错 https://blog.51cto.com/u_16055028/8504032 正确 class Class_test(): def __init__(self): pass def fun_1(self): self.fun_2() def fun_2(self): print(1) Class_test().fun_1() 1. 2. 3. 4. 5. 6. 7. 8....
() File "/Users/home/virtualenv/venv/lib/python2.7/site-packages/django/core/management/__init__.py", line 382, in execute self.fetch_command(subcommand).run_from_argv(self.argv) File "/Users/home/virtualenv/venv/lib/python2.7/site-packages/django/core/management/base.py", line 196, in...
你这缩进怎么没了。。看你的报错应该是ship=Ship(screen)中的screen之前没有声明和定义
class NameError "" is not definedAsk Question Asked 4 years ago Modified 4 years ago Viewed 438 times -2 import Databaseartış class Datatransport(b,y): def __init__(self,b,y): k=0 self.b=b self.y=y def loop1(aa,bb): for i in range(1,91): print(Databaseartış...