WebNov 29, 2024 · I've tried a few different ways of doing this, they either work but mess up the time (says its 1970 instead of 2024) or they result in TypeError: Cannot cast DatetimeArray to dtype float64 This is similar to the dataframe I want (but with the times messed up): Webimport numpy as np import pandas as pd some_dates = np.array ( ['2007-07-13', '2006-01-13', '2010-08-13'], dtype='datetime64') some_ints = np.array ( [1 ,2 ,3], dtype = 'int64') some_float = np.array ( [1.00 ,2.00 ,3.00], dtype = 'float64') data_dict = {'dates':some_dates, 'ints':some_ints, 'floats':some_float} test_data = pd.DataFrame …
Изменить dtype ndarray с object на float? - CodeRoad
WebFeb 27, 2024 · 1 The error is because you are trying to plot three lists of str type objects. They need to be of float or similar type, and cannot be implicitly casted. You can do the type casting explicitly by making the modification below: for column in readCSV: xs = float (column [1]) ys = float (column [2]) zs = float (column [3]) WebApr 11, 2024 · 注意:频率字符串“C”用于指示使用CustomBusinessDay DateOffset,请务必注意,由于CustomBusinessDay是参数化类型,因此CustomBusinessDay的实例可能不 … chin and cheek support
Newbie Help with Datetime formats and numPy - Welcome to …
WebAug 7, 2024 · Convert your resultarray to a float dtype, and use your original putmask: result = result.astype(float) np.putmask(result, result > 255, result/4) >>> result array([[[ 72.25, 88.5 , 82.75], , 66. , 70. , 64. [[210. , 97.25, 85.5 ], [ 68.25, 113.5 , 218. ], , 87. , 64. , 85.5 , 173. [112.5 , 98.75, 147. ], , 228. WebAug 12, 2014 · Series([datetime.now()], dtype=np.datetime64) # same error Series([np.datetime64(datetime.now())], dtype=np.datetime64) # same error This … WebJul 2, 2024 · hdg_t = np.zeros (np.shape (hdg_date), dtype = 'datetime64 [ms]') I used this code to convert it to a format numpy could read as its in milliseconds hdg_t_ms = hdg_t.astype ('uint64') I did the exact same for the position data then tried to interpolate heading to the rate of time in position (pos) chin and chong smoke it up