BaseTools: use map and filter to replace the itertools function

Cc: Liming Gao <liming.gao@intel.com>
Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Yunhua Feng <yunhuax.feng@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

1 files changed, 3 insertions, 4 deletions

diff --git a/BaseTools/Source/Python/build/build.py b/BaseTools/Source/Python/build/build.py
index 7715cfa52a..2629d6046d 100644
--- a/BaseTools/Source/Python/build/build.py
+++ b/BaseTools/Source/Python/build/build.py
@@ -25,7 +25,6 @@ import time
 import platform

 import traceback

 import encodings.ascii

-import itertools

 import multiprocessing

 

 from struct import *

@@ -1172,9 +1171,9 @@ class Build():
                 f = open(PrebuildEnvFile)

                 envs = f.readlines()

                 f.close()

-                envs = itertools.imap(lambda l: l.split('=', 1), envs)

-                envs = itertools.ifilter(lambda l: len(l) == 2, envs)

-                envs = itertools.imap(lambda l: [i.strip() for i in l], envs)

+                envs = map(lambda l: l.split('=', 1), envs)

+                envs = filter(lambda l: len(l) == 2, envs)

+                envs = map(lambda l: [i.strip() for i in l], envs)

                 os.environ.update(dict(envs))

             EdkLogger.info("\n- Prebuild Done -\n")