我创建了这个函数:
import numpy as np
def npp_tool(pb_opt, chlor_a, daylight, irrFunc, z_eu):
if daylight == 0 or daylight == np.nan:
return -32767
elif pb_opt == np.nan:
return -32767
elif chlor_a == -32767 or daylight == np.nan:
return -32767
elif irrFunc == np.nan:
return -32767
elif z_eu == np.nan:
return -32767
else:
return pb_opt * chlor_a * daylight * irrFunc * z_eu
会转变的np.nan公司整数输入中的值
^{pr2}$但是当我运行上面的代码时,我仍然得到错误消息“ValueError:cannot convert float NaN to integer”:
"---------------------------------------------------------------------------
ValueError Traceback (most recent call last)
<ipython-input-27-7ad956e7f0a2> in <module>
----> 1 npp = npp_vec(pb_opt, chlor_a, daylight, irrFunc, z_eu)
~\AppData\Local\Programs\Python\Python37-32\lib\site-packages\numpy\lib\function_base.py in __call__(self, *args, **kwargs)
2089 vargs.extend([kwargs[_n] for _n in names])
2090
-> 2091 return self._vectorize_call(func=func, args=vargs)
2092
2093 def _get_ufunc_and_otypes(self, func, args):
~\AppData\Local\Programs\Python\Python37-32\lib\site-packages\numpy\lib\function_base.py in _vectorize_call(self, func, args)
2168
2169 if ufunc.nout == 1:
-> 2170 res = array(outputs, copy=False, subok=True, dtype=otypes[0])
2171 else:
2172 res = tuple([array(x, copy=False, subok=True, dtype=t)
ValueError: cannot convert float NaN to integer"
我在我的职能上做错了什么导致了这个问题?在
不能使用}
==
比较np.nan
和{您应该使用^{} :
因此,将所有比较改为:
等等
例如:
^{pr2}$因此,上述比较失败,而
isnan
起作用:NaN
具有无法与其自身比较的属性:相关问题 更多 >
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