attribute
dtype.kind
A character code (one of ‘biufcmMOSTUV’) identifying the general kind of data.
b
boolean
i
signed integer
u
unsigned integer
f
floating-point
c
complex floating-point
m
timedelta
M
datetime
O
object
S
(byte-)string
T
string (StringDType)
U
Unicode
V
void
Examples
>>> importnumpyasnp>>> dt=np.dtype(np.int32)>>> dt.kind'i'>>> dt=np.dtype(np.float64)>>> dt.kind'f'>>> dt=np.dtype([('field1',np.float64)])>>> dt.kind'V'