Command lines¶
extract the first lines of a file
Extracts the first line of a file.
file_head_cli –help
usage: file_head [-h] [-f FILENAME] [-n NBLINE] [-e ENCODING] [-er ERRORS]
Extracts the first *nbline* of a file (assuming it is text file).
optional arguments:
-h, --help show this help message and exit
-f FILENAME, --filename FILENAME
filename (default: None)
-n NBLINE, --nbline NBLINE
number of lines (default: 10)
-e ENCODING, --encoding ENCODING
encoding (default: utf8)
-er ERRORS, --errors ERRORS
see open (default: strict)
(original entry : head_cli.py:docstring of pyensae.cli.head_cli.file_head_cli, line 6)
extract the last lines of a file
Extracts the first line of a file.
file_tail_cli –help
usage: file_tail [-h] [-f FILENAME] [-n NBLINE] [-e ENCODING] [-t THRESHOLD]
[-er ERRORS]
Extracts the first nbline of a file (assuming it is text file).
optional arguments:
-h, --help show this help message and exit
-f FILENAME, --filename FILENAME
filename (default: None)
-n NBLINE, --nbline NBLINE
number of lines (default: 10)
-e ENCODING, --encoding ENCODING
encoding (default: utf8)
-t THRESHOLD, --threshold THRESHOLD
if the file size is above, it will not read the
beginning (default: 16384)
-er ERRORS, --errors ERRORS
see open (default: strict)
(original entry : tail_cli.py:docstring of pyensae.cli.tail_cli.file_tail_cli, line 7)