Merge pull request numpy#21959 from michaelosthege/issue-21942

BUG: Use `Popen` to silently invoke f77 -v
SyamGadde · Jul 12, 2022 · 0d0e255 · 0d0e255
2 parents 3da5da9 + 05927a6
commit 0d0e255
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/numpy/distutils/fcompiler/gnu.py b/numpy/distutils/fcompiler/gnu.py
@@ -382,7 +382,13 @@ def get_libraries(self):
 
     def get_target(self):
         try:
-            output = subprocess.check_output(self.compiler_f77 + ['-v'])
+            p = subprocess.Popen(
+                self.compiler_f77 + ['-v'],
+                stdin=subprocess.PIPE,
+                stderr=subprocess.PIPE,
+            )
+            stdout, stderr = p.communicate()
+            output = (stdout or b"") + (stderr or b"")
         except (OSError, subprocess.CalledProcessError):
             pass
         else: