Well, if you're reading the data in as a list, just do np.array(map(float, list_of_strings)) (or equivalently, use a list comprehension). ... <看更多>

Here we've switched the contents of x from an integer to a string. ... NumPy will upcast if possible (here, integers are up-cast to floating point):. ... <看更多>

When I cast an array containing 19-digit integers to float (even to ... to decode a string, it should check if it has a python integer/long, ... ... <看更多>

loadtxt function showing error, could not convert string to float: '"Date"' · numpy jupyter csv ipython. This is my stock market csv data: Date,Open,High,Low ... ... <看更多>