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python Programming Glossary: sizeWhich Python memory profiler is recommended? [closed] http://stackoverflow.com/questions/110259/which-python-memory-profiler-is-recommended like this Partition of a set of 132527 objects. Total size 8301532 bytes. Index Count Size Cumulative Kind class dict of..
Get last n lines of a file with Python, similar to tail http://stackoverflow.com/questions/136168/get-last-n-lines-of-a-file-with-python-similar-to-tail def tail f window 20 BUFSIZ 1024 f.seek 0 2 bytes f.tell size window block 1 data while size 0 and bytes 0 if bytes BUFSIZ.. f.seek 0 2 bytes f.tell size window block 1 data while size 0 and bytes 0 if bytes BUFSIZ 0 # Seek back one whole BUFSIZ.. data.append f.read bytes linesFound data 1 .count ' n' size linesFound bytes BUFSIZ block 1 return ' n'.join ''.join data..
Modifying list while iterating http://stackoverflow.com/questions/1637807/modifying-list-while-iterating
How to get file creation & modification date/times in Python? http://stackoverflow.com/questions/237079/how-to-get-file-creation-modification-date-times-in-python to use os.stat import os time mode ino dev nlink uid gid size atime mtime ctime os.stat file print last modified s time.ctime..
How do you split a list into evenly sized chunks in Python? http://stackoverflow.com/questions/312443/how-do-you-split-a-list-into-evenly-sized-chunks-in-python do you split a list into evenly sized chunks in Python I have a list of arbitrary length and I need.. of arbitrary length and I need to split it up into equal size chunks and operate on it. There are some obvious ways to do.. the chunks you want def chunks l n Yield successive n sized chunks from l. for i in xrange 0 len l n yield l i i n import..
http://stackoverflow.com/questions/3455456/what-kinds-of-patterns-could-i-enforce-on-the-code-to-make-it-easier-to-translat of the translation activity. Another key consideration is size of code to be translated. It takes a lot of energy to build..
http://stackoverflow.com/questions/3684484/peak-detection-in-a-2d-array paw Turns out it doesn't work so well in anything but paws sized like the one in my own example. Off course in hindsight it's.. gets recognized twice The paw is too large so taking a 2x2 size with no overlap causes some toes to be detected twice. The other.. clearly I need to change it. My own guess was changing the size of the neighborhood to something smaller for small dogs and..
Lazy Method for Reading Big File in Python? http://stackoverflow.com/questions/519633/lazy-method-for-reading-big-file-in-python just use yield def read_in_chunks file_object chunk_size 1024 Lazy function generator to read a file piece by piece... generator to read a file piece by piece. Default chunk size 1k. while True data file_object.read chunk_size if not data.. chunk size 1k. while True data file_object.read chunk_size if not data break yield data f open 'really_big_file.dat' for..
Take a screenshot via a python script. [Linux] http://stackoverflow.com/questions/69645/take-a-screenshot-via-a-python-script-linux import gtk.gdk w gtk.gdk.get_default_root_window sz w.get_size print The size of the window is d x d sz pb gtk.gdk.Pixbuf gtk.gdk.COLORSPACE_RGB.. w gtk.gdk.get_default_root_window sz w.get_size print The size of the window is d x d sz pb gtk.gdk.Pixbuf gtk.gdk.COLORSPACE_RGB..
http://stackoverflow.com/questions/8692/how-to-use-xpath-in-python if len res 2 print xpath query wrong node set size sys.exit 1 if res 0 .name doc or res 1 .name foo print xpath..
http://stackoverflow.com/questions/886221/does-django-scale the largest site that's built on Django today I measure size mostly by user traffic Can Django deal with 100 000 users daily..
Simple Digit Recognition OCR in OpenCV-Python http://stackoverflow.com/questions/9413216/simple-digit-recognition-ocr-in-opencv-python samples k 10 print results.ravel It gave me an array of size 20000 i don't understand what it is. Questions 1 What is letter_recognition.data.. data is less. But since all letters are of same font and size i decided to try on this . To prepare the data for training.. in box. d Once corresponding digit key is pressed it resizes this box to 10x10 and saves 100 pixel values in an array here..
New Python Programmer Looking for Help to Avoid Recursion with tkinter http://stackoverflow.com/questions/10039485/new-python-programmer-looking-for-help-to-avoid-recursion-with-tkinter self.winfo_width self.winfo_height xp yp # Font Size Window notice that self.sizeWin is given an alias sizeWin self.sizeWin..
Which Python memory profiler is recommended? [closed] http://stackoverflow.com/questions/110259/which-python-memory-profiler-is-recommended is Python Memory Validator . And open source ones are PySizer and Heapy . I haven't tried anyone so I wanted to know which.. of 132527 objects. Total size 8301532 bytes. Index Count Size Cumulative Kind class dict of class 0 35144 27 2140412 26 2140412..
python - memory not being given back to kernel http://stackoverflow.com/questions/11957539/python-memory-not-being-given-back-to-kernel of 19760 objects. Total size 1591024 bytes. Index Count Size Cumulative Kind class dict of class 0 19760 100 1591024 100.. 7431665 objects. Total size 178359960 bytes. Index Count Size Cumulative Kind class dict of class 0 7431665 100 178359960.. of 19599 objects. Total size 1582016 bytes. Index Count Size Cumulative Kind class dict of class 0 19599 100 1582016 100..
Rally APIs: How to copy Test Folder and member Test Cases http://stackoverflow.com/questions/13223568/rally-apis-how-to-copy-test-folder-and-member-test-cases ContentType source_attachment.ContentType Size source_attachment.Size Artifact target_test_case.ref User.. source_attachment.ContentType Size source_attachment.Size Artifact target_test_case.ref User source_attachment.User.ref..
“Large data” work flows using pandas http://stackoverflow.com/questions/14262433/large-data-work-flows-using-pandas detail as you can and I can help you develop a structure. Size of data # of rows columns types of columns are you appending..
How to determine a region of interest and then crop an image using OpenCV http://stackoverflow.com/questions/15693900/how-to-determine-a-region-of-interest-and-then-crop-an-image-using-opencv Mat element cv getStructuringElement cv MORPH_CROSS cv Size 2 erosion_size 1 2 erosion_size 1 cv Point erosion_size erosion_size..
Determining neighbours of cell two dimensional list http://stackoverflow.com/questions/1620940/determining-neighbours-of-cell-two-dimensional-list python matrix share improve this question # Size of board X 10 Y 10 neighbors lambda x y x2 y2 for x2 in range..
How to find the source of increasing memory usage of a twisted server? http://stackoverflow.com/questions/2100192/how-to-find-the-source-of-increasing-memory-usage-of-a-twisted-server of 116280 objects. Total size 9552004 bytes. Index Count Size Cumulative Type 0 52874 45 4505404 47 4505404 47 str 1 5927..
Most efficient way to search the last x lines of a file in python http://stackoverflow.com/questions/260273/most-efficient-way-to-search-the-last-x-lines-of-a-file-in-python fname r as f f.seek 0 2 # Seek @ EOF fsize f.tell # Get Size f.seek max fsize 1024 0 0 # Set pos @ last n chars lines f.readlines..
http://stackoverflow.com/questions/3732605/advanced-tkinter-text-box change font color on selected text 4 Option to Change Font Size on selected text I have used Google to try and find examples..
Efficient Numpy 2D array construction from 1D array http://stackoverflow.com/questions/4923617/efficient-numpy-2d-array-construction-from-1d-array a array_like Array to add rolling window to window int Size of rolling window Returns Array that is a view of the original..
Python: Comparing two CSV files and searching for similar items http://stackoverflow.com/questions/5268929/python-comparing-two-csv-files-and-searching-for-similar-items The first file hosts.csv is shown below Path Filename Size Signature C a.txt 14kb 012345 D b.txt 99kb 678910 C c.txt 44kb.. the hosts.csv file with a new RESULTS column Path Filename Size Signature RESULTS C a.txt 14kb 012345 NOT FOUND in masterlist..
How do I profile memory usage in Python? [duplicate] http://stackoverflow.com/questions/552744/how-do-i-profile-memory-usage-in-python of 48477 objects. Total size 3265516 bytes. Index Count Size Cumulative Kind class dict of class 0 25773 53 1612820 49 1612820.. of a set of 3 objects. Total size 176 bytes. Index Count Size Cumulative Kind class dict of class 0 1 33 136 77 136 77 dict..
Parse XML file into Python object http://stackoverflow.com/questions/5530857/parse-xml-file-into-python-object 131 Bitrate Mode joint stereo Mode Length 00 02 43 Length Size 5 236 644 Size Frame no Frame Quality good Quality Freq. 44100.. joint stereo Mode Length 00 02 43 Length Size 5 236 644 Size Frame no Frame Quality good Quality Freq. 44100 Freq. Frames..
http://stackoverflow.com/questions/6018986/memory-profiler-for-numpy of 90956 objects. Total size 12511160 bytes. Index Count Size Cumulative Kind class dict of class 0 42464 47 4853112 39 4853112..
Python/PyQt4: How do you find the SIZE of a monitor (in inches)? http://stackoverflow.com/questions/19070370/python-pyqt4-how-do-you-find-the-size-of-a-monitor-in-inches PyQt4 How do you find the SIZE of a monitor in inches I'm trying to find the horizontal width..
Singleton python generator? Or, pickle a python generator? http://stackoverflow.com/questions/1939015/singleton-python-generator-or-pickle-a-python-generator wordmap.id w if len prevwords HYPERPARAMETERS WINDOW_SIZE yield prevwords HYPERPARAMETERS WINDOW_SIZE def get_train_minibatch.. WINDOW_SIZE yield prevwords HYPERPARAMETERS WINDOW_SIZE def get_train_minibatch minibatch for e in get_train_example.. e if len minibatch HYPERPARAMETERS MINIBATCH SIZE assert len minibatch HYPERPARAMETERS MINIBATCH SIZE yield minibatch..
http://stackoverflow.com/questions/19966094/space-invaders-project K_RIGHT move_x 0 return move_x # FFRAME RAEE SCREEN SIZE clock pygame.time.Clock w h 800 800 screen pygame.display.set_mode..
Simple Python Challenge: Fastest Bitwise XOR on Data Buffers http://stackoverflow.com/questions/2119761/simple-python-challenge-fastest-bitwise-xor-on-data-buffers import time from os import urandom from scipy import weave SIZE 2 20 def faster_slow_xor aa bb b numpy.fromstring bb dtype numpy.uint64..
How to correct bugs in this Damerau-Levenshtein implementation? http://stackoverflow.com/questions/3431933/how-to-correct-bugs-in-this-damerau-levenshtein-implementation # ARRAYS THAT SAY SIZE # cdef class Array_of_unsigned_int cdef unsigned int data..
Any quick Python GUI to display live images from Camera http://stackoverflow.com/questions/3596960/any-quick-python-gui-to-display-live-images-from-camera code that will do it... import wx from PIL import Image SIZE 640 480 def get_image # Put your code here to return a PIL image.. return a PIL image from the camera. return Image.new 'L' SIZE def pil_to_wx image width height image.size buffer image.convert.. parent super Panel self .__init__ parent 1 self.SetSize SIZE self.SetBackgroundStyle wx.BG_STYLE_CUSTOM self.Bind wx.EVT_PAINT..
grouping objects to achieve a similar mean property for all groups http://stackoverflow.com/questions/4462531/grouping-objects-to-achieve-a-similar-mean-property-for-all-groups sum q len q def report q for x in q print mean x len x x SIZE 5 COUNT 37 #seed SIZE data randint 1 1000 for _ in range COUNT.. q for x in q print mean x len x x SIZE 5 COUNT 37 #seed SIZE data randint 1 1000 for _ in range COUNT data sorted data NBUCKETS.. 1000 for _ in range COUNT data sorted data NBUCKETS COUNT SIZE 1 SIZE order shuffle range COUNT NBUCKETS posts cycle range..
How to rewrite a recursive function to use a loop instead? http://stackoverflow.com/questions/5330248/how-to-rewrite-a-recursive-function-to-use-a-loop-instead for statements. int list 3 1 2 3 int i j k for i 0 i SIZE i for j 0 j SIZE j for k 0 k SIZE k if i j j k i k printf d.. int list 3 1 2 3 int i j k for i 0 i SIZE i for j 0 j SIZE j for k 0 k SIZE k if i j j k i k printf d d d n list i list.. 2 3 int i j k for i 0 i SIZE i for j 0 j SIZE j for k 0 k SIZE k if i j j k i k printf d d d n list i list j list k share..
http://stackoverflow.com/questions/6504810/how-to-install-lxml-on-ubuntu PWD ... done. TYPE I ... done. CWD 1 libxml2 ... done. SIZE libxml2 sources 2.6.27.tar.gz ... done. PASV ... done. RETR..
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