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python Programming Glossary: blockWhy (0-6) is -6 = False? [duplicate] http://stackoverflow.com/questions/11476190/why-0-6-is-6-false integer objects are allocated during initialization in a block of integer objects we saw above. The small integers range is..
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 assumptions about line length. Backs through the file one block at a time till it's found the right number of ' n' characters... 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 0 # Seek back.. 0 if bytes BUFSIZ 0 # Seek back one whole BUFSIZ f.seek block BUFSIZ 2 # read BUFFER data.append f.read BUFSIZ else # file..
Print in terminal with colors using Python? http://stackoverflow.com/questions/287871/print-in-terminal-with-colors-using-python How can I do that in Python I want to print colored blocks it is part of a game . What is the best character that when.. below 127 and '#' or '@' is probably your best bet for a block. If you can ensure your terminal is using a IBM extended ascii.. many more options. Characters 176 177 178 and 219 are the block characters . Some modern text based programs such as Dwarf Fortress..
What does `if __name__ == “__main__”:` do? http://stackoverflow.com/questions/419163/what-does-if-name-main-do and load those modules. It will then evaluate the def block creating a function object and creating a variable called myfunction.. that __name__ does equal __main__ so it will execute the block shown there. One of the reasons for doing this is that sometimes..
Stop reading process output in Python without hang? http://stackoverflow.com/questions/4417962/stop-reading-process-output-in-python-without-hang #NOTE if it doesn't kill the process then `p.wait ` blocks forever p.terminate p.wait # wait for the process to terminate.. main This approach works only on nix systems. It might block if process.stdout.readline doesn't return. threading.Timer solution.. but it produces garbled output in the terminal. It will block if process.stdout.readline blocks. share improve this answer..
http://stackoverflow.com/questions/855759/python-try-else I came across an interesting construct. In Python the try block has an optional else block. Other than providing a new scope.. construct. In Python the try block has an optional else block. Other than providing a new scope after the try exits normally.. new scope after the try exits normally what does the else block do for you Or is that just it python share improve this question..
Seeking clarification on apparent contradictions regarding weakly typed languages http://stackoverflow.com/questions/9929585/seeking-clarification-on-apparent-contradictions-regarding-weakly-typed-language by turning off the type safety system by making an unsafe block. In an unsafe block you can use pointer magic to treat an int.. type safety system by making an unsafe block. In an unsafe block you can use pointer magic to treat an int as a float violating..
Python: Inflate and Deflate implementations http://stackoverflow.com/questions/1089662/python-inflate-and-deflate-implementations replaced with something better. Updates error message Block length does not match with its complement If you are trying..
What does the 'u' symbol mean in front of string values? http://stackoverflow.com/questions/11279331/what-does-the-u-symbol-mean-in-front-of-string-values Allow DNS input type checkbox name dns label br br label Block particular Internet Protocol address input type text name ipaddr..
http://stackoverflow.com/questions/1319763/key-ordered-dict-in-python prefix part . I hear Java's gaining this sort soon as Josh Block was so impressed by a tech talk on Python's sort that he started..
Block requests from *.appspot.com and force custom domain in Google App Engine http://stackoverflow.com/questions/1364733/block-requests-from-appspot-com-and-force-custom-domain-in-google-app-engine requests from .appspot.com and force custom domain in Google..
What is the equivalent of 'fread' from Matlab in Python? http://stackoverflow.com/questions/2146031/what-is-the-equivalent-of-fread-from-matlab-in-python fseek fid 0 'cof' fposition ftell fid disp ' ' disp ' Block ' num2str iBlock ' File Position ' int2str fposition Block.. 'cof' fposition ftell fid disp ' ' disp ' Block ' num2str iBlock ' File Position ' int2str fposition Block Start A count fread.. ' num2str iBlock ' File Position ' int2str fposition Block Start A count fread fid 3 'uint32' if count 3 magic_l A 1 magic_h..
Obtain Latitude and Longitude from a GeoTIFF File http://stackoverflow.com/questions/2922532/obtain-latitude-and-longitude-from-a-geotiff-file 456080.000 3735960.000 117d28'27.39 W 33d45'52.46 N Band 1 Block 512x16 Type Byte ColorInterp Gray This output may be all you..
Symmetric integer to integer encryption http://stackoverflow.com/questions/4028998/symmetric-integer-to-integer-encryption fine. RC4 has some caveats however so read up on it first. Block ciphers will not be your friend in this case as they all have..
PyQt4 Need to move DLLs to package root http://stackoverflow.com/questions/4616834/pyqt4-need-to-move-dlls-to-package-root # ERROR Traceback most recent call last # File Script Block line 2 in module # from PyQt4 import QtCore # ImportError DLL..
How can I change the choices in an OpenERP selection field based on other field values? http://stackoverflow.com/questions/8325315/how-can-i-change-the-choices-in-an-openerp-selection-field-based-on-other-field four fields Crop selection Active From date Active To date Block Area selection How can I make the available options in Block.. Area selection How can I make the available options in Block Area depend on the values the user selects for the other fields.. might also be able to just use the other fields in your BlockArea field's domain and not have to change it at all. Look at..
python: windows equivalent of SIGALRM http://stackoverflow.com/questions/8420422/python-windows-equivalent-of-sigalrm def run self The internal main method of this thread. Block for attr `interval` seconds before setting attr `Ticker.evt`..
Python: Optimizing Code Using SQLite3 + Mutagen http://stackoverflow.com/questions/8640701/python-optimizing-code-using-sqlite3-mutagen are appreciated. Thanks for taking the time to look at it Block 1 Improved Runtime def walk self d '''Walk down the file structure.. lib pymodules python2.7 mutagen easyid3.py 175 __getitem__ Block 2 Refactored Code def walk self d '''Walk down the file structure..
Getting the block of commands that are to be executed in the with statement http://stackoverflow.com/questions/12485837/getting-the-block-of-commands-that-are-to-be-executed-in-the-with-statement a bad idea. What I'd like to do is grab the piece called BLOCK in the linked docs above and actually tinker around with it..
how to convert base64 /radix64 public key to a pem format in python http://stackoverflow.com/questions/1387867/how-to-convert-base64-radix64-public-key-to-a-pem-format-in-python ' n' if line.startswith ' BEGIN PGP PUBLIC KEY BLOCK ' in_block 1 elif in_block and line.strip '' in_body 1 elif.. 1 elif in_block and line.startswith ' END PGP PUBLIC KEY BLOCK ' # No checksum ignored for now break elif in_body and line.startswith..
ANTLR get and split lexer content http://stackoverflow.com/questions/5929797/antlr-get-and-split-lexer-content options output AST language Python tokens CSS_FILE RULE BLOCK DECLARATION @parser header import antlr3 from antlr3 import.. declarationBlock declarationBlock ' ' declaration ' ' ^ BLOCK declaration declaration a Identifier ' ' b Identifier ' ' ^.. CSSParser you'll get the following tree CSS_FILE RULE h1 BLOCK DECLARATION a b DECLARATION c d COMMENT aaa1 COMMENT bbb COMMENT..
http://stackoverflow.com/questions/8980050/persistent-python-subprocess 'hello world n' p.stdout.readline # THIS CALL WILL BLOCK An alternative to this method for Unix is to put the file handle.. fcntl os fcntl.fcntl p.stdout.fileno fcntl.F_SETFL os.O_NONBLOCK 0 p.stdout.read # raises an exception instead of blocking Traceback.. this fcntl.fcntl p.stdout.fileno fcntl.F_SETFL os.O_NONBLOCK for text in textcollection myprocess.stdin.write text ' n' while..
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