Index: Lib/py_compile.py
===================================================================
--- Lib/py_compile.py	(wersja 79424)
+++ Lib/py_compile.py	(kopia robocza)
@@ -138,19 +138,35 @@
     not specified) are compiled and the resulting bytecode is cached
     in the normal manner.  This function does not search a directory
     structure to locate source files; it only compiles files named
-    explicitly.
+    explicitly. If '-' is the only parameter in args, list of files
+    is taken from standard input.
 
     """
     if args is None:
         args = sys.argv[1:]
     rv = 0
-    for filename in args:
-        try:
-            compile(filename, doraise=True)
-        except PyCompileError as err:
-            # return value to indicate at least one failure
-            rv = 1
-            sys.stderr.write(err.msg)
+    if args == ['-']:
+        while True:
+            filename = sys.stdin.readline()
+            if not filename:
+                break
+            filename = filename.rstrip('\n')
+            try:
+                compile(filename, doraise=True)
+            except PyCompileError as err:
+                rv = 1
+                sys.stderr.write("%s\n" % err.msg)
+            except IOError as err:
+                rv = 1
+                sys.stderr.write("%s\n" % err)
+    else:
+        for filename in args:
+            try:
+                compile(filename, doraise=True)
+            except PyCompileError as err:
+                # return value to indicate at least one failure
+                rv = 1
+                sys.stderr.write(err.msg)
     return rv
 
 if __name__ == "__main__":