¡@
python Programming Glossary: bytesWhich Python memory profiler is recommended? [closed] http://stackoverflow.com/questions/110259/which-python-memory-profiler-is-recommended Partition of a set of 132527 objects. Total size 8301532 bytes. Index Count Size Cumulative Kind class dict of class 0 35144..
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 n' characters. 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.. 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 f.seek block.. size window block 1 data while size 0 and bytes 0 if bytes BUFSIZ 0 # Seek back one whole BUFSIZ f.seek block BUFSIZ 2..
Python UnicodeDecodeError - Am I misunderstanding encode? http://stackoverflow.com/questions/368805/python-unicodedecodeerror-am-i-misunderstanding-encode store and or manipulate Unicode it has to encode it into bytes. The most straightforward encoding of Unicode is UCS 4 every.. encoding of Unicode is UCS 4 every character occupies 4 bytes and all ~1000000 characters are available. The 4 bytes contain.. 4 bytes and all ~1000000 characters are available. The 4 bytes contain the number of the character in the Unicode tables as..
How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII http://stackoverflow.com/questions/4198804/how-to-reliably-guess-the-encoding-between-macroman-cp1252-latin1-utf-8-and A rather huge file is the BioThesaurus 6.0 at 5.7 gigabytes. This file is especially annoying because it is almost all UTF.. First the easy cases ASCII If your data contains no bytes above 0x7F then it's ASCII. Or a 7 bit ISO646 encoding but those.. cp1252 This is a lot trickier. Undefined characters The bytes 0x81 0x8D 0x8F 0x90 0x9D are not used in windows 1252. If they..
How to find the mime type of a file in python? http://stackoverflow.com/questions/43580/how-to-find-the-mime-type-of-a-file-in-python HTTP response. Based on that assumption in addition to the bytes of the file you also want to save the MIME type. How would you..
Python: Is there a way to determine the encoding of text file? http://stackoverflow.com/questions/436220/python-is-there-a-way-to-determine-the-encoding-of-text-file document. An encoding sniffed by looking at the first few bytes of the file. If an encoding is detected at this stage it will..
How do I determine the size of an object in Python? http://stackoverflow.com/questions/449560/how-do-i-determine-the-size-of-an-object-in-python a string integer etc. in Python. Related question How many bytes per element are there in a Python list tuple I am using an XML.. object default Return the size of an object in bytes. The object can be any type of object. All built in objects..
TypeError: 'str' does not support the buffer interface http://stackoverflow.com/questions/5471158/typeerror-str-does-not-support-the-buffer-interface is not the same type as for Python 2.x you must cast it to bytes encode it . s input Please enter the text you want to compress.. filename with gzip.open fn .gz wb as f_out f_out.write bytes s 'UTF 8' Also do not use variable names like string or file.. ŹŻ' fn 'fn.gz' with gzip.open fn 'wb' as f_out f_out.write bytes s 'UTF 8' with gzip.open fn 'r' as f_in s2 f_in.read .decode..
Why is reading lines from stdin much slower in C++ than Python? http://stackoverflow.com/questions/9371238/why-is-reading-lines-from-stdin-much-slower-in-c-than-python read within the safe read.c wrapper to read chunks of 16k bytes at a time and count new lines. Here's a python equivalent based..
TypeError: str does not support buffer interface http://stackoverflow.com/questions/11781639/typeerror-str-does-not-support-buffer-interface 2.x string. Unicode strings are quotes enclosed strings. Bytes strings are b enclosed strings See What's new in python 3.0..
Read from socket: Is it guaranteed to at least get x bytes? http://stackoverflow.com/questions/1251392/read-from-socket-is-it-guaranteed-to-at-least-get-x-bytes enough data. Also my sender does at least transmit 4 Bytes anytime it does transmit anything so I was thinking that at..
Factory method for python object - best practice http://stackoverflow.com/questions/14992474/factory-method-for-python-object-best-practice size Size 20 Size.BYTES look reasonable. For that matter a Bytes 20 class that inherits from Size and adds absolutely nothing..
Python: How to read huge text file into memory http://stackoverflow.com/questions/1896674/python-how-to-read-huge-text-file-into-memory for node in edge mem mem sys.getsizeof node print Memory Bytes mem The output I got was Total number of lines 30609720 Position.. 30609720 Position 9745 2994 Read 3.26693612356 . Memory Bytes 64348736 Position 38857 103574 Read 6.53387224712 . Memory Bytes.. 64348736 Position 38857 103574 Read 6.53387224712 . Memory Bytes 128816320 Position 83609 63498 Read 9.80080837067 . Memory Bytes..
MySQL “incorrect string value” error when save unicode string in Django http://stackoverflow.com/questions/2108824/mysql-incorrect-string-value-error-when-save-unicode-string-in-django 8.1 interactive multibyte.html I found the following Name Bytes Char UTF8 1 4 Is it means unicode char has maxlen of 4 bytes..
How to set sys.stdout encoding in Python 3? http://stackoverflow.com/questions/4374455/how-to-set-sys-stdout-encoding-in-python-3 if you're a CGI script returning an image for example . Bytes and chars are quite different animals it's not a good idea to..
Convert Bytes to Floating Point Numbers in Python http://stackoverflow.com/questions/5415/convert-bytes-to-floating-point-numbers-in-python Bytes to Floating Point Numbers in Python I have a binary file that..
What does the 'b' character do in front of a string literal? http://stackoverflow.com/questions/6269765/what-does-the-b-character-do-in-front-of-a-string-literal by an 'r' prefix. The python 3.3 documentation states Bytes literals are always prefixed with 'b' or 'B' they produce an..
Best way to convert string to bytes in Python 3? http://stackoverflow.com/questions/7585435/best-way-to-convert-string-to-bytes-in-python-3 Types as well as most methods that the bytes type has see Bytes and Byte Array Methods. The optional source parameter can be..
Network traffic monitor with pcapy in python http://stackoverflow.com/questions/8148608/network-traffic-monitor-with-pcapy-in-python 0 self.total_transfer 0 # total number of Bytes transfered # this is to calc average transfer B s self._tmp_bytes_per_sec_sum..
Bytes in a unicode Python string http://stackoverflow.com/questions/9845842/bytes-in-a-unicode-python-string in a unicode Python string In Python 2 Unicode strings may..
Multiple writes get handled as single one http://stackoverflow.com/questions/9959616/multiple-writes-get-handled-as-single-one improve this question That's not the way sockets work. Bytes go in and bytes come out but there has to be some other mechanism..
|