大约有 6,400 项符合查询结果(耗时:0.0230秒) [XML]
In-place type conversion of a NumPy array
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It seems to work perfectly in python3.3 with the latest numpy version.
– CHM
Oct 10 '13 at 21:41
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How to extract text from a PDF? [closed]
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For python, there is PDFMiner and pyPDF2. For more information on these, see Python module for converting PDF to text.
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“Too many values to unpack” Exception
...t+'"}'; although all the values are string, it gives me error, I run it on python prompt it is running, but while taking response from web it gives me this exception. can you please suggest whats going wrong.
– MegaBytes
Jan 10 '15 at 8:03
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Sleeping in a batch file
...this question. What follows here is an old answer.
Old answer
If you have Python installed, or don't mind installing it (it has other uses too :), just create the following sleep.py script and add it somewhere in your PATH:
import time, sys
time.sleep(float(sys.argv[1]))
It will allow sub-second ...
What is the difference between NaN and None?
...y opinion, to be the best decision given the state of affairs in NumPy and Python in general. The special value NaN (Not-A-Number) is used everywhere as the NA value, and there are API functions isnull and notnull which can be used across the dtypes to detect NA values.
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Thus, I have chosen t...
Convert a number range to another range, maintaining ratio
...reat example of the function and it's breakdown. I was able to use this in Python by simply adding a def renaming to remap (cause map is a built-in) and removing the type casts and curly braces (ie just remove all the 'long's).
Original
long map(long x, long in_min, long in_max, long out_min, long...
if else in a list comprehension [duplicate]
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@shihon When 'link' in links.keys() is False, a Python list comprehension skips over the expression to add {'albums': links['link']} to the list. Your code expanded would behave the same way as [x+1 for x in l if x >= 45] in my answer above.
– arbo...
How do I disable log messages from the Requests library?
By default, the Requests python library writes log messages to the console, along the lines of:
12 Answers
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0.1 float is greater than 0.1 double. I expected it to be false [duplicate]
... greater.
Here's what the double precision value gets rounded to (using a Python interpreter):
>>> "%.55f" % 0.1
'0.1000000000000000055511151231257827021181583404541015625'
And here's the single precision value:
>>> "%.55f" % numpy.float32("0.1")
'0.100000001490116119384765625...
How to get the last day of the month?
Is there a way using Python's standard library to easily determine (i.e. one function call) the last day of a given month?
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