Use with statement to open/close files to fix LGTM alerts

2 files changed, 12 insertions, 14 deletions

diff --git a/numpy/linalg/lapack_lite/clapack_scrub.py b/numpy/linalg/lapack_lite/clapack_scrub.py
index e72a39e64..434586113 100644
--- a/numpy/linalg/lapack_lite/clapack_scrub.py
+++ b/numpy/linalg/lapack_lite/clapack_scrub.py
@@ -294,9 +294,8 @@ def scrubSource(source, nsteps=None, verbose=False):
 if __name__ == '__main__':
     filename = sys.argv[1]
     outfilename = os.path.join(sys.argv[2], os.path.basename(filename))
-    fo = open(filename, 'r')
-    source = fo.read()
-    fo.close()
+    with open(filename, 'r') as fo:
+        source = fo.read()
 
     if len(sys.argv) > 3:
         nsteps = int(sys.argv[3])
diff --git a/numpy/linalg/lapack_lite/fortran.py b/numpy/linalg/lapack_lite/fortran.py
index 3b6ac70f0..58c15f032 100644
--- a/numpy/linalg/lapack_lite/fortran.py
+++ b/numpy/linalg/lapack_lite/fortran.py
@@ -110,15 +110,14 @@ def getDependencies(filename):
     """For a Fortran source file, return a list of routines declared as EXTERNAL
     in it.
     """
-    fo = open(filename)
-    external_pat = re.compile(r'^\s*EXTERNAL\s', re.I)
-    routines = []
-    for lineno, line in fortranSourceLines(fo):
-        m = external_pat.match(line)
-        if m:
-            names = line = line[m.end():].strip().split(',')
-            names = [n.strip().lower() for n in names]
-            names = [n for n in names if n]
-            routines.extend(names)
-    fo.close()
+    with open(filename) as fo:
+        external_pat = re.compile(r'^\s*EXTERNAL\s', re.I)
+        routines = []
+        for lineno, line in fortranSourceLines(fo):
+            m = external_pat.match(line)
+            if m:
+                names = line = line[m.end():].strip().split(',')
+                names = [n.strip().lower() for n in names]
+                names = [n for n in names if n]
+                routines.extend(names)
     return routines