From ff686f567900ac45860556253c397425edc05cfc Mon Sep 17 00:00:00 2001
From: David Schulz <david.schulz@qt.io>
Date: Wed, 16 Mar 2022 09:28:01 +0100
Subject: Python: move python name cache to utils

Change-Id: I7f6d13a465be6de90aea64e7f19c92bca3ee6c19
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
---
 src/plugins/python/pythonutils.cpp | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'src/plugins/python/pythonutils.cpp')

diff --git a/src/plugins/python/pythonutils.cpp b/src/plugins/python/pythonutils.cpp
index aff91c7098..5b37cdbf6b 100644
--- a/src/plugins/python/pythonutils.cpp
+++ b/src/plugins/python/pythonutils.cpp
@@ -127,5 +127,24 @@ void openPythonRepl(QObject *parent, const FilePath &file, ReplType type)
     process->start();
 }
 
+QString pythonName(const FilePath &pythonPath)
+{
+    static QHash<FilePath, QString> nameForPython;
+    if (!pythonPath.exists())
+        return {};
+    QString name = nameForPython.value(pythonPath);
+    if (name.isEmpty()) {
+        QtcProcess pythonProcess;
+        pythonProcess.setTimeoutS(2);
+        pythonProcess.setCommand({pythonPath, {"--version"}});
+        pythonProcess.runBlocking();
+        if (pythonProcess.result() != ProcessResult::FinishedWithSuccess)
+            return {};
+        name = pythonProcess.allOutput().trimmed();
+        nameForPython[pythonPath] = name;
+    }
+    return name;
+}
+
 } // namespace Internal
 } // namespace Python
-- 
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