diff --git a/waflib/Node.py b/waflib/Node.py
index 0a7eda77..6d468b31 100644
--- a/waflib/Node.py
+++ b/waflib/Node.py
@@ -762,8 +762,6 @@ class Node(object):
 		"""
 		Return the path seen from the launch directory. It is often used for printing nodes in the console to open
 		files easily.
-
-		:param env: unused, left for compatibility with waf 1.5
 		"""
 		return self.path_from(self.ctx.launch_node())
 
diff --git a/waflib/Task.py b/waflib/Task.py
index 38516a30..dafddfd3 100644
--- a/waflib/Task.py
+++ b/waflib/Task.py
@@ -432,8 +432,8 @@ class Task(TaskBase):
 	def __str__(self):
 		"string to display to the user"
 		env = self.env
-		src_str = ' '.join([a.nice_path(env) for a in self.inputs])
-		tgt_str = ' '.join([a.nice_path(env) for a in self.outputs])
+		src_str = ' '.join([a.nice_path() for a in self.inputs])
+		tgt_str = ' '.join([a.nice_path() for a in self.outputs])
 		if self.outputs: sep = ' -> '
 		else: sep = ''
 		return '%s: %s%s%s\n' % (self.__class__.__name__.replace('_task', ''), src_str, sep, tgt_str)
@@ -1133,7 +1133,7 @@ def compile_fun(line, shell=False):
 def task_factory(name, func=None, vars=None, color='GREEN', ext_in=[], ext_out=[], before=[], after=[], shell=False, scan=None):
 	"""
 	Return a new task subclass with the function ``run`` compiled from the line given.
-	Provided for compatibility with waf 1.4-1.5, when we did not use metaclasses to register new objects.
+	Provided for compatibility with waf 1.4-1.5, when we did not have the metaclass to register new classes
 
 	:param func: method run
 	:type func: string or function