ValueError: cannot convert float NaN to integer
时间: 2023-09-13 17:07:27 浏览: 63
This error occurs when you try to convert a float value that is NaN (Not a Number) to an integer value.
In Python, NaN is a special floating-point value that represents undefined or unrepresentable values. When you try to convert NaN to an integer, Python raises a ValueError because NaN cannot be represented as an integer.
To avoid this error, you can check if the value is NaN before converting it to an integer. You can use the math.isnan() function to check if a value is NaN. Here's an example:
```
import math
x = float('nan')
if math.isnan(x):
print('x is NaN')
else:
y = int(x)
print('y =', y)
```
In this example, we first create a NaN value using the float() function. We then check if the value is NaN using the math.isnan() function. If the value is NaN, we print a message. Otherwise, we convert the value to an integer using the int() function and print the result.