python Programming Glossary: formatCommand Line Arguments In Python http://stackoverflow.com/questions/1009860/command-line-arguments-in-python can I process command line arguments in Python How do I format positional argument help using Python 䏭 optparse python command..
What is different between all these OpenCV Python interfaces? http://stackoverflow.com/questions/10417108/what-is-different-between-all-these-opencv-python-interfaces preserved as such. For example when loaded images are of format cvMat same as in C . For array operations there are several..
Python Numpy Very Large Matrices http://stackoverflow.com/questions/1053928/python-numpy-very-large-matrices the way to go. PyTables will store the data on disk in HDF format with optional compression. My datasets often get 10x compression..
How can I explicitly free memory in Python? http://stackoverflow.com/questions/1316767/how-can-i-explicitly-free-memory-in-python by their vertices output the vertices in the OFF format a list of vertices followed by a list of triangles. The triangles..
How do I determine if my python shell is executing in 32bit or 64bit mode on OS X? http://stackoverflow.com/questions/1405913/how-do-i-determine-if-my-python-shell-is-executing-in-32bit-or-64bit-mode-on-os tell you about about the bit architecture and the linkage format used for the executable the binary is compiled as 64bit though..
How can I attach a pyplot function to a figure instance? http://stackoverflow.com/questions/14254379/how-can-i-attach-a-pyplot-function-to-a-figure-instance content_type 'image png' fig1.savefig response format 'png' fig1.clear return response The contour pyplot function..
Difference between __str__ and __repr__ in Python http://stackoverflow.com/questions/1436703/difference-between-str-and-repr-in-python This is why the 𩃀val thing comes up if you have enough information so eval repr c c that means you know everything there is.. in a fuzzy way do it. If not make sure you have enough information about c anyway. I usually use an eval like format MyClass.. information about c anyway. I usually use an eval like format MyClass this r that r self.this self.that . It does not mean..
Python module for converting PDF to text http://stackoverflow.com/questions/25665/python-module-for-converting-pdf-to-text can extract text from PDF files as HTML SGML or Tagged PDF format. http www.unixuser.org ~euske python pdfminer index.html The.. ~euske python pdfminer index.html The Tagged PDF format seems to be the cleanest and stripping out the XML tags leaves..
Python datetime to Unix timestamp http://stackoverflow.com/questions/2775864/python-datetime-to-unix-timestamp in the future but I have to supply it in UNIX Timestamp format. I have this so far but it seems like a hack. def expires '''return..
JSON datetime between Python and JavaScript http://stackoverflow.com/questions/455580/json-datetime-between-python-and-javascript to json.dumps to handle this dthandler lambda obj obj.isoformat if isinstance obj datetime.datetime or isinstance obj datetime.date.. dthandler ' 2010 04 20T20 08 21.634121 ' Which is ISO 8601 format. A more comprehensive default handler function def handler obj.. handler function def handler obj if hasattr obj 'isoformat' return obj.isoformat elif isinstance obj ... return ... else..
Dynamically adding a form to a Django formset with Ajax http://stackoverflow.com/questions/501719/dynamically-adding-a-form-to-a-django-formset-with-ajax INITIAL_FORMS while the form fields will be in a format of id_clients N fieldname with N being the form number starting.. to duplicate as long as I pass it the formset name and the format in which the forms are laid out. Hope it helps. share improve..
python time to age part 2, timezones http://stackoverflow.com/questions/526406/python-time-to-age-part-2-timezones python2.5 _strptime.py line 330 in strptime data_string format ValueError time data did not match format data Tue 22 Jul 2008.. data_string format ValueError time data did not match format data Tue 22 Jul 2008 08 17 41 0300 fmt a d b Y H M S 0200 python.. New in version 2.6. For a naive object the z and Z format codes are replaced by empty strings. Looks like this is implemented..
Exif manipulation library for python [closed] http://stackoverflow.com/questions/765396/exif-manipulation-library-for-python closed I'm looking for good exif Exchangeable image file format manipulation library for python. I prefer flexibility e.g. ability..
http://stackoverflow.com/questions/7933596/django-dynamic-model-fields which requires manually merging the data from a column format to a set of key value pairs in the model. Harder to maintain...
How do I convert local time to UTC in Python? http://stackoverflow.com/questions/79797/how-do-i-convert-local-time-to-utc-in-python instance of datetime.datetime with no attached timezone information. See documentation for datetime.strptime for information.. information. See documentation for datetime.strptime for information on parsing the date string. Use the pytz module which comes.. pytz.utc From there you can use the strftime method to format the UTC datetime as needed utc_dt.strftime Y m d H M S share..
How do I translate a ISO 8601 datetime string into a Python datetime object? http://stackoverflow.com/questions/969285/how-do-i-translate-a-iso-8601-datetime-string-into-a-python-datetime-object Python datetime object I'm getting a datetime string in a format like 2009 05 28T16 15 00 this is ISO 8601 I believe one hack..
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 Font command self.show_sizeWin menubar.add_cascade label Format menu formatmenu self.config menu menubar # Bold Button boldButton..
http://stackoverflow.com/questions/10611328/format-nanoseconds-in-python Nanoseconds in Python I have some log files with times in the..
Setting Camera Parameters in OpenCV/Python http://stackoverflow.com/questions/11420748/setting-camera-parameters-in-opencv-python Number of frames in the video file. CV_CAP_PROP_FORMAT Format of the Mat objects returned by retrieve . CV_CAP_PROP_MODE Backend..
Using fonts in PIL without freetype http://stackoverflow.com/questions/12384838/using-fonts-in-pil-without-freetype to convert the TrueType font to BDF Bitmap Distribution Format and then PIL's pilfont utility to convert BDF to PILFont. See..
Is there a Python module for converting RTF to plain text? http://stackoverflow.com/questions/1337446/is-there-a-python-module-for-converting-rtf-to-plain-text on this subject on python mailing list. Official Rich Text Format RTF Specifications version 1.7 by Microsoft. Good luck with..
Heatmap in matplotlib with pcolor? http://stackoverflow.com/questions/14391959/heatmap-in-matplotlib-with-pcolor heatmap ax.pcolor nba_sort cmap plt.cm.Blues alpha 0.8 # Format fig plt.gcf fig.set_size_inches 8 11 # turn off the frame ax.set_frame_on..
Format floats with standard json module http://stackoverflow.com/questions/1447287/format-floats-with-standard-json-module floats with standard json module I am using the standard json..
How do I write a 24-bit WAV file in Python? http://stackoverflow.com/questions/16767248/how-do-i-write-a-24-bit-wav-file-in-python import numpy as np from scikits.audiolab import Sndfile Format sig np.array 0 1 0 1 0 dtype np.float32 f Sndfile 'test_pcm24.wav'.. 0 1 0 1 0 dtype np.float32 f Sndfile 'test_pcm24.wav' 'w' Format 'wav' 'pcm24' 1 44100 f.write_frames sig f.close # use contextlib.closing..
Missing Term Arithmetic Progression - Clean up my code http://stackoverflow.com/questions/19426660/missing-term-arithmetic-progression-clean-up-my-code the same as the original AP. Find the missing term. Input Format The first line contains an Integer N which is the number of.. other than the point where an integer is missing . Output Format One Number which is the missing integer from the series. Sample..
What is the easiest way to read wav-files using Python [summary]? http://stackoverflow.com/questions/2063284/what-is-the-easiest-way-to-read-wav-files-using-python-summary pysndfile init .py line 1 in from _sndfile import Sndfile Format available_file_formats available_encodings File numpy.pxd line..
How does git-diff generate hunk descriptions? http://stackoverflow.com/questions/2783086/how-does-git-diff-generate-hunk-descriptions b file.py @@ 14 6 14 8 @@ TITF Test Infrastructure Tags Format ... @@ 1507 13 1533 16 @@ class Tags object ... Note that the.. line numbers are followed by TITF Test Infrastructure Tags Format and class Tags object . The first patch applies to module scope.. scope and the description TITF Test Infrastructure Tags Format is the module's description. The second patch applies to a method..
What's the easiest way to add commas to an integer in Python? [duplicate] http://stackoverflow.com/questions/3909457/whats-the-easiest-way-to-add-commas-to-an-integer-in-python thousands separators in Python 2.x For example print numberFormat 1234 1 234 Or is there a built in function in Python that does.. the new ' ' option which was added in version 2.7 to the Format Specification Mini Language see PEP 378 Format Specifier for.. 2.7 to the Format Specification Mini Language see PEP 378 Format Specifier for Thousands Separator in the What's New in Python..
How can I print a literal “{}” characters in python string and also use .format on it? http://stackoverflow.com/questions/5466451/how-can-i-print-a-literal-characters-in-python-string-and-also-use-format part of the Python documentation for format string syntax Format strings contain 禃eplacement fields surrounded by curly braces..
How can I rewrite python __version__ with git? http://stackoverflow.com/questions/5581722/how-can-i-rewrite-python-version-with-git log format ... . For example you could write __version__ Format H in your file put filename export subst in your .gitattributes..
Can NLTK's XMLCorpusReader be used on a multi-file corpus? http://stackoverflow.com/questions/6837566/can-nltks-xmlcorpusreader-be-used-on-a-multi-file-corpus an XML file for each article in the News Industry Text Format NITF . I can parse individual documents with no problem like..
Compare two different files line by line and write the difference in third file - Python http://stackoverflow.com/questions/7757626/compare-two-different-files-line-by-line-and-write-the-difference-in-third-file first second columns source destination nodes . File Format Files 1 2 1 3 1 16 36 1 I have tried Compare two files line..
http://stackoverflow.com/questions/10733903/pyaudio-input-overflowed to use import pyaudio import wave import sys chunk 1024 FORMAT pyaudio.paInt16 CHANNELS 1 RATE 44100 RECORD_SECONDS 5 WAVE_OUTPUT_FILENAME.. output.wav p pyaudio.PyAudio stream p.open format FORMAT channels CHANNELS rate RATE input True frames_per_buffer..
Starting two methods at the same time in Python http://stackoverflow.com/questions/13422186/starting-two-methods-at-the-same-time-in-python p.terminate def listen_to_audio forHowLong CHUNK 1024 FORMAT pyaudio.paInt16 CHANNELS 2 RATE 44100 RECORD_SECONDS forHowLong.. output.wav p pyaudio.PyAudio stream p.open format FORMAT channels CHANNELS rate RATE input True frames_per_buffer CHUNK.. wf.setnchannels CHANNELS wf.setsampwidth p.get_sample_size FORMAT wf.setframerate RATE wf.writeframes b''.join frames wf.close..
Simultaneous record audio from mic and play it back with effect in python http://stackoverflow.com/questions/17711672/simultaneous-record-audio-from-mic-and-play-it-back-with-effect-in-python import pyaudio import wave def recordAudio CHUNK 1024 FORMAT pyaudio.paInt16 CHANNELS 1 RATE 44100 RECORD_SECONDS 3 WAVE_OUTPUT_FILENAME.. audioOriginal.wav p pyaudio.PyAudio stream p.open format FORMAT channels CHANNELS rate RATE input True frames_per_buffer.. wf.setnchannels CHANNELS wf.setsampwidth p.get_sample_size FORMAT wf.setframerate RATE wf.writeframes b''.join frames wf.close..
http://stackoverflow.com/questions/2046663/record-output-sound-in-python accomplishes the task import pyaudio wave sys chunk 1024 FORMAT pyaudio.paInt16 CHANNELS 1 RATE 44100 RECORD_SECONDS 5 WAVE_OUTPUT_FILENAME.. channel_map channel_map stream p.open format FORMAT rate RATE input True input_host_api_specific_stream_info.. wf.setnchannels CHANNELS wf.setsampwidth p.get_sample_size FORMAT wf.setframerate RATE wf.writeframes data wf.close the problem..
How can I color Python logging output? http://stackoverflow.com/questions/384076/how-can-i-color-python-logging-output multiple destinations class ColoredLogger logging.Logger FORMAT BOLD name 20s RESET levelname 18s message s BOLD filename s.. 18s message s BOLD filename s RESET lineno d COLOR_FORMAT formatter_message FORMAT True def __init__ self name logging.Logger.__init__.. filename s RESET lineno d COLOR_FORMAT formatter_message FORMAT True def __init__ self name logging.Logger.__init__ self name..
Detect tap with pyaudio from live mic http://stackoverflow.com/questions/4160175/detect-tap-with-pyaudio-from-live-mic import struct import math INITIAL_TAP_THRESHOLD 0.010 FORMAT pyaudio.paInt16 SHORT_NORMALIZE 1.0 32768.0 CHANNELS 2 RATE.. self.find_input_device stream self.pa.open format FORMAT channels CHANNELS rate RATE input True input_device_index..
Detect & Record Audio in Python http://stackoverflow.com/questions/892199/detect-record-audio-in-python import pyaudio import wave THRESHOLD 500 CHUNK_SIZE 1024 FORMAT pyaudio.paInt16 RATE 44100 def is_silent snd_data Returns 'True'.. chopped off. p pyaudio.PyAudio stream p.open format FORMAT channels 1 rate RATE input True output True frames_per_buffer.. and num_silent 30 break sample_width p.get_sample_size FORMAT stream.stop_stream stream.close p.terminate r normalize r r..
Optimizing performance of Postgresql database writes in Django? http://stackoverflow.com/questions/9423539/optimizing-performance-of-postgresql-database-writes-in-django new rows to a table COPY tbl FROM ' absolute path to file' FORMAT csv Or if you want to INSERT UPDATE some rows First off Use.. seconds not hours COPY tmp_x FROM ' absolute path to file' FORMAT csv From there INSERT UPDATE with plain old SQL. As you are..
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