1 files changed, 21 insertions, 0 deletions
diff --git a/wiki-to-help/executor.py b/wiki-to-help/executor.py
new file mode 100644
index 0000000000..464ec222e4
--- /dev/null
+++ b/wiki-to-help/executor.py
@@ -0,0 +1,21 @@
+import subprocess, os
+
+class Executor(object):
+    def __init__(self,showErr=True,showOutput=True,showCmd=False):
+        self.showCmd=showCmd
+        if showErr: self.stderr = None 
+        else: self.stderr=open(os.devnull,"w")
+        if showOutput: self.stdout = None 
+        else: self.stdout=open(os.devnull,"w")
+
+    def __call__(self,*cmd):
+        """ 
+        Execute a program, e.g. Executor()("/bin/ls","/home")
+        @cmd Command, args
+        @return boolean True if succeed
+        """
+        if self.showCmd:
+            print cmd
+        return (subprocess.Popen(list(cmd),stderr=self.stderr,
+                stdout=self.stdout).wait() == 0)
+