fix tvm.relay.build() docs (apache#6940)

python/tvm/relay/build_module.py

@@ -201,16 +201,16 @@ def get_params(self):
 
 
 def build(mod, target=None, target_host=None, params=None, mod_name="default"):
-    """Helper function that builds a Relay function to run on TVM graph
-    runtime.
+    # fmt: off
+    # pylint: disable=line-too-long
+    """Helper function that builds a Relay function to run on TVM graph runtime.
 
     Parameters
     ----------
     mod : :py:class:`~tvm.IRModule`
         The IR module to build. Using relay.Function is deprecated.
 
-    target : str, :any:`tvm.target.Target`, or dict of str(i.e. device/context
-    name) to str/tvm.target.Target, optional
+    target : str, :any:`tvm.target.Target`, or dict of str(i.e. device/context name) to str/tvm.target.Target, optional
         For heterogeneous compilation, it is a dictionary indicating context to
         target mapping. For homogeneous compilation, it is a build target.
 
@@ -241,6 +241,8 @@ def build(mod, target=None, target_host=None, params=None, mod_name="default"):
     params : dict
         The parameters of the final graph.
     """
+    # pylint: enable=line-too-long
+    # fmt: on
     if not isinstance(mod, (IRModule, _function.Function)):
         raise ValueError("Type of input parameter mod must be tvm.IRModule")