python Programming Glossary: pa

Convert Unicode to String in Python (containing extra symbols)

http://stackoverflow.com/questions/1207457/convert-unicode-to-string-in-python-containing-extra-symbols

How does perspective transformation work in PIL?

http://stackoverflow.com/questions/14177744/how-does-perspective-transformation-work-in-pil

from the mentioned link import numpy def find_coeffs pa pb matrix for p1 p2 in zip pa pb matrix.append p1 0 p1 1 1 0.. import numpy def find_coeffs pa pb matrix for p1 p2 in zip pa pb matrix.append p1 0 p1 1 1 0 0 0 p2 0 p1 0 p2 0 p1 1 matrix.append.. 8 where pb is the four vertices in the current plane and pa contains four vertices in the resulting plane. So suppose we..

How do I convert a file's format from Unicode to ASCII using Python?

http://stackoverflow.com/questions/175240/how-do-i-convert-a-files-format-from-unicode-to-ascii-using-python

format from Unicode to ASCII using Python I use a 3rd party tool that outputs a file in Unicode format. However I prefer..

Simple Python Challenge: Fastest Bitwise XOR on Data Buffers

http://stackoverflow.com/questions/2119761/simple-python-challenge-fastest-bitwise-xor-on-data-buffers

my inefficient algorithm using python or existing third party python modules relaxed rules or create your own module. Marginal.. numpy.uint64 b b return b.tostring code const __m128i pa __m128i a const __m128i pend __m128i a arr_size __m128i pb __m128i.. a arr_size __m128i pb __m128i b __m128i xmm1 xmm2 while pa pend xmm1 _mm_loadu_si128 pa must use unaligned access xmm2..

Recursive expressions with pyparsing

http://stackoverflow.com/questions/4571441/recursive-expressions-with-pyparsing

expressions with pyparsing I'm trying to figure out how to do a left associative.. are possible. For example I'd like to do expr OP expr that parses 2 operations like 1 x 2 x 3 into expr OP expr OP expr result... into expr OP expr OP expr result. If I try to prevent expr parsing from infinite recursion i can do something like expr Group..

PyAudio IOError: No Default Input Device Available

http://stackoverflow.com/questions/4672155/pyaudio-ioerror-no-default-input-device-available

Python 2.6.6 in Ubuntu 10.10 x64. import pyaudio pa pyaudio.PyAudio pa.get_default_input_device_info Traceback most.. in Ubuntu 10.10 x64. import pyaudio pa pyaudio.PyAudio pa.get_default_input_device_info Traceback most recent call last.. most recent call last File pyshell#24 line 1 in module pa.get_default_input_device_info File usr lib python_epd lib python2.6..

how to calculate the area of a polygon on the earth's surface using python

http://stackoverflow.com/questions/4681737/how-to-calculate-the-area-of-a-polygon-on-the-earths-surface-using-python

for your insight A. python geometry geolocation geospatial share improve this question Let's say you have a representation.. lon lat zip co 'coordinates' 0 from pyproj import Proj pa Proj proj aea lat_1 37.0 lat_2 41.0 lat_0 39.0 lon_0 106.55.. turn into a Shapely geometric object and take the area x y pa lon lat cop type Polygon coordinates zip x y from shapely.geometry..

How do I install heapy under python 2.7?

http://stackoverflow.com/questions/6750563/how-do-i-install-heapy-under-python-2-7

1 in module h hpy File D program files Python2.7 lib site packages guppy __init__.py line 37 in hpy return r.guppy.heapy.Use.. r.guppy.heapy.Use File D program files Python2.7 lib site packages guppy etc Glue.py line 45 in __getattr__ return self._share.getattr.. self name File D program files Python2.7 lib site packages guppy etc Glue.py line 195 in getattr d self.getattr2..