sascha/devlib
1
0
Fork 0
mirror of https://github.com/ARM-software/devlib.git synced 2025-02-07 05:30:44 +00:00
Code Issues Releases Wiki Activity

Utils/Misc: Port common prefix function from WA

Browse Source 
Adds a utility function to determine the lowest common base path of a
passed list of files.
This commit is contained in:
Marc Bonnici 2017-11-09 16:53:31 +00:00
parent bd03b2f8ac
commit 405c155b96
1 changed files with 13 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
devlib/utils/misc.py
View File

@ -445,6 +445,19 @@ def as_relative(path):
return path.lstrip(os.sep)
def commonprefix(file_list, sep=os.sep):
"""
Find the lowest common base folder of a passed list of files.
"""
common_path = os.path.commonprefix(file_list)
cp_split = common_path.split(sep)
other_split = file_list[0].split(sep)
last = len(cp_split) - 1
if cp_split[last] != other_split[last]:
cp_split = cp_split[:-1]
return sep.join(cp_split)
def get_cpu_mask(cores):
"""Return a string with the hex for the cpu mask for the specified core numbers."""
mask = 0