python open file length
Counting Lines in a File Credit: Luther Blissett Problem You need to compute the number ... files, is to read the file as a list of lines so that the count of lines is the length of the list. ... count = 0 for line in open(thefilepath).xreadlines( ): coun, What's wrong with os.path.getsize ? With your code: import os import csv with open("test.csv", "rb") as infile: reader = csv.reader(infile) print ..., Try to take a look at http://docs.python.org/library/os.path.html#os.path.getsize. os.path.getsize(path) Return the size, in bytes, of path., You could start with something like this: class TrackedFile(file): def __init__(self, filename, mode): self.size = 0 super(TrackedFile, self)., Use os.stat , and use the st_size member of the resulting object: >>> import os >>> statinfo = os.stat('somefile.txt') >>> statinfo (33188, 422511L ...,File Size in Python. The python os module has stat() function where we can pass the file name as argument. This function returns a tuple structure that contains the file information. We can then get its st_size property to get the file size in bytes. ,def rawcount(filename): f = open(filename, 'rb') lines = 0 buf_size = 1024 * 1024 read_f .... ACCESS_READ ) #work out file size to divide up line counting fSize ... , $ ls -la chardet-1.0.1.tgz -rwxr-xr-x 1 vinko vinko 179218 2008-10-20 17:49 chardet-1.0.1.tgz $ python Python 2.5.1 (r251:54863, Jul 31 2008, ..., For what we normally think of as a file, what would its length be? ... import os f = open(anything) size = os.fstat(f.fileno()).st_size ...it may not ...
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python open file length 相關參考資料
Counting Lines in a File - Python Cookbook [Book]
Counting Lines in a File Credit: Luther Blissett Problem You need to compute the number ... files, is to read the file as a list of lines so that the count of lines is the length of the list. ... coun... https://www.oreilly.com get file size of the file from the file object - Stack Overflow
What's wrong with os.path.getsize ? With your code: import os import csv with open("test.csv", "rb") as infile: reader = csv.reader(infile) print ... https://stackoverflow.com Getting file size in Python? - Stack Overflow
Try to take a look at http://docs.python.org/library/os.path.html#os.path.getsize. os.path.getsize(path) Return the size, in bytes, of path. https://stackoverflow.com How do I determine an open file's size in Python? - Stack Overflow
You could start with something like this: class TrackedFile(file): def __init__(self, filename, mode): self.size = 0 super(TrackedFile, self). https://stackoverflow.com How to check file size in python? - Stack Overflow
Use os.stat , and use the st_size member of the resulting object: >>> import os >>> statinfo = os.stat('somefile.txt') >>> statinfo (33188, 422511L ... https://stackoverflow.com How to Get File Size in Python - JournalDev
File Size in Python. The python os module has stat() function where we can pass the file name as argument. This function returns a tuple structure that contains the file information. We can then get i... https://www.journaldev.com How to get line count of a large file cheaply in Python? - Stack ...
def rawcount(filename): f = open(filename, 'rb') lines = 0 buf_size = 1024 * 1024 read_f .... ACCESS_READ ) #work out file size to divide up line counting fSize ... https://stackoverflow.com Size of an open file object - Stack Overflow
$ ls -la chardet-1.0.1.tgz -rwxr-xr-x 1 vinko vinko 179218 2008-10-20 17:49 chardet-1.0.1.tgz $ python Python 2.5.1 (r251:54863, Jul 31 2008, ... https://stackoverflow.com Why no len(file) in Python? - Stack Overflow
For what we normally think of as a file, what would its length be? ... import os f = open(anything) size = os.fstat(f.fileno()).st_size ...it may not ... https://stackoverflow.com |