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authorTyler Reddy <tyler.je.reddy@gmail.com>2020-12-28 11:00:03 -0700
committerTyler Reddy <tyler.je.reddy@gmail.com>2020-12-28 11:00:03 -0700
commite63001a5701da3c3c1ac29c9e4bbe225f062a653 (patch)
tree8ad8ab2607a05f121998836d1c529cb5c974c3ff /numpy/distutils/fcompiler
parenteb66994093be5b57324580cf389b0ec1b41e9e1f (diff)
downloadnumpy-e63001a5701da3c3c1ac29c9e4bbe225f062a653.tar.gz
MAINT: regex char class improve
* replace superfluous single-character regex character classes with their literal string equivalents; this avoids the overhead associated with a character class when there's only a single character enclosed (so there's no benefit to the class overhead) * for more information see: Chapter 6 of: Friedl, Jeffrey. Mastering Regular Expressions. 3rd ed., O’Reilly Media, 2009.
Diffstat (limited to 'numpy/distutils/fcompiler')
-rw-r--r--numpy/distutils/fcompiler/__init__.py8
-rw-r--r--numpy/distutils/fcompiler/ibm.py2
2 files changed, 5 insertions, 5 deletions
diff --git a/numpy/distutils/fcompiler/__init__.py b/numpy/distutils/fcompiler/__init__.py
index 76f00ee91..4730a5a09 100644
--- a/numpy/distutils/fcompiler/__init__.py
+++ b/numpy/distutils/fcompiler/__init__.py
@@ -962,10 +962,10 @@ def dummy_fortran_file():
return name[:-2]
-is_f_file = re.compile(r'.*[.](for|ftn|f77|f)\Z', re.I).match
-_has_f_header = re.compile(r'-[*]-\s*fortran\s*-[*]-', re.I).search
-_has_f90_header = re.compile(r'-[*]-\s*f90\s*-[*]-', re.I).search
-_has_fix_header = re.compile(r'-[*]-\s*fix\s*-[*]-', re.I).search
+is_f_file = re.compile(r'.*\.(for|ftn|f77|f)\Z', re.I).match
+_has_f_header = re.compile(r'-\*-\s*fortran\s*-\*-', re.I).search
+_has_f90_header = re.compile(r'-\*-\s*f90\s*-\*-', re.I).search
+_has_fix_header = re.compile(r'-\*-\s*fix\s*-\*-', re.I).search
_free_f90_start = re.compile(r'[^c*!]\s*[^\s\d\t]', re.I).match
def is_free_format(file):
diff --git a/numpy/distutils/fcompiler/ibm.py b/numpy/distutils/fcompiler/ibm.py
index 4a83682e5..eff24401a 100644
--- a/numpy/distutils/fcompiler/ibm.py
+++ b/numpy/distutils/fcompiler/ibm.py
@@ -77,7 +77,7 @@ class IBMFCompiler(FCompiler):
fo, new_cfg = make_temp_file(suffix='_xlf.cfg')
log.info('Creating '+new_cfg)
with open(xlf_cfg, 'r') as fi:
- crt1_match = re.compile(r'\s*crt\s*[=]\s*(?P<path>.*)/crt1.o').match
+ crt1_match = re.compile(r'\s*crt\s*=\s*(?P<path>.*)/crt1.o').match
for line in fi:
m = crt1_match(line)
if m: