Python/File System: Difference between revisions
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| Line 4: | Line 4: | ||
| Read/Write file mtime || | | Read/Write file mtime || | ||
<source lang="python"> | <source lang="python"> | ||
import os | |||
import os.path | import os.path | ||
mtime = os.path.getmtime('filename') | mtime = os.path.getmtime('filename') | ||
os.utime('filename', (mtime, atime)) | |||
</source> | </source> | ||
|- | |- | ||
| Copy/Move file || | | Copy/Move/Delete file || | ||
<source lang="python"> | <source lang="python"> | ||
import os | |||
import shutil | import shutil | ||
shutil.copy(src, dst) | shutil.copy(src, dst) | ||
shutil.move(src, dst) | shutil.move(src, dst) | ||
shutil.rmtree(dir) | |||
os.rename(src, dst) | |||
os.remove(dst) | |||
</source> | </source> | ||
|- | |- | ||
| Line 25: | Line 31: | ||
</source> | </source> | ||
|- | |- | ||
| | | Make/Delete directories. || | ||
<source lang="python"> | <source lang="python"> | ||
import os | |||
import os.path | import os.path | ||
os.path.mkdir('dirname') # Standard | |||
for i in | if not os.path.isdir('dirname'): | ||
os.makedirs('dirname') # Recursively | |||
os.rmdir('dirname') # Only works for empty directory. | |||
os.removedirs('dirname') # Recursively | |||
</source> | |||
|- | |||
| Change/List directory || | |||
<source lang="python"> | |||
import os | |||
os.chdir('sucks') | |||
for i in os.listdir(): | |||
print(i) | print(i) | ||
</source> | |||
|- | |||
| Relative path from source path<br>See: [https://stackoverflow.com/questions/7116889/python-file-attribute-absolute-or-relative StackOverFlow 1] [https://stackoverflow.com/questions/38412495/difference-between-os-path-dirnameos-path-abspath-file-and-os-path-dirnam/38412504 StackOverFlow 2] || | |||
<source lang="python3"> | |||
from os.path import abspath, dirname | |||
abspath(abspath(dirname(__file__)) + '/../../data') | |||
</source> | </source> | ||
|} | |} | ||
Latest revision as of 02:59, 28 August 2019
| TODO | CODE |
|---|---|
| Read/Write file mtime |
import os
import os.path
mtime = os.path.getmtime('filename')
os.utime('filename', (mtime, atime))
|
| Copy/Move/Delete file |
import os
import shutil
shutil.copy(src, dst)
shutil.move(src, dst)
shutil.rmtree(dir)
os.rename(src, dst)
os.remove(dst)
|
| Path conversion |
import os.path
CODE_PATH = os.path.realpath(os.path.dirname(__file__)) + '/'
DATA_PATH = os.path.expanduser('~/osm-data/')
|
| Make/Delete directories. |
import os
import os.path
os.path.mkdir('dirname') # Standard
if not os.path.isdir('dirname'):
os.makedirs('dirname') # Recursively
os.rmdir('dirname') # Only works for empty directory.
os.removedirs('dirname') # Recursively
|
| Change/List directory |
import os
os.chdir('sucks')
for i in os.listdir():
print(i)
|
| Relative path from source path See: StackOverFlow 1 StackOverFlow 2 |
from os.path import abspath, dirname
abspath(abspath(dirname(__file__)) + '/../../data')
|