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python Programming Glossary: mmap

Why doesn't Python's mmap work with large files?

http://stackoverflow.com/questions/1661986/why-doesnt-pythons-mmap-work-with-large-files

doesn't Python's mmap work with large files I am writing a module that amongst other.. the time I wrote my wrapper class I didn't know about the mmap module . On reading the documentation for mmap I thought great.. about the mmap module . On reading the documentation for mmap I thought great this is just what I needed I'll take out my..

Python: HTTP Post a large file with streaming

http://stackoverflow.com/questions/2502596/python-http-post-a-large-file-with-streaming

by systempuntoout I found a clue towards the solution. The mmap module allows you to open file that acts like a string. Parts.. Here's the code I'm using now import urllib2 import mmap # Open the file as a memory mapped string. Looks like a string.. file behind the scenes. f open 'somelargefile.zip' 'rb' mmapped_file_as_string mmap.mmap f.fileno 0 access mmap.ACCESS_READ..

Search for string in txt file Python

http://stackoverflow.com/questions/4940032/search-for-string-in-txt-file-python

you can alleviate the possible memory problems by using mmap.mmap to create a string like object that uses the underlying.. can alleviate the possible memory problems by using mmap.mmap to create a string like object that uses the underlying file.. file instead of reading the whole file in memory import mmap f open 'example.txt' s mmap.mmap f.fileno 0 access mmap.ACCESS_READ..

Python out of memory on large CSV file (numpy)

http://stackoverflow.com/questions/8956832/python-out-of-memory-on-large-csv-file-numpy

print med The error that I get is this Python 1545 malloc mmap size 16777216 failed error code 12 error can't allocate region..

NumPy vs. multiprocessing and mmap

http://stackoverflow.com/questions/9964809/numpy-vs-multiprocessing-and-mmap

vs. multiprocessing and mmap I am using Python's multiprocessing module to process large.. in parallel. The arrays are memory mapped using numpy.load mmap_mode 'r' in the master process. After that multiprocessing.Pool.. object has no attribute 'tell' in bound method memmap.__del__ of memmap 0.57735026 0.57735026 0.57735026 0. 0. 0...