all: Replace all uses of umodule in Python code.

Applies to drivers/examples/extmod/port-modules/tools.

This work was funded through GitHub Sponsors.

Signed-off-by: Jim Mussared <jim.mussared@gmail.com>

extmod/uasyncio/event.py

@@ -40,9 +40,9 @@ class Event:
 # that asyncio will poll until a flag is set.
 # Note: Unlike Event, this is self-clearing after a wait().
 try:
-    import uio
+    import io
 
-    class ThreadSafeFlag(uio.IOBase):
+    class ThreadSafeFlag(io.IOBase):
         def __init__(self):
             self.state = 0
 

extmod/uasyncio/stream.py

@@ -101,8 +101,8 @@ StreamWriter = Stream
 #
 # async
 def open_connection(host, port):
-    from uerrno import EINPROGRESS
-    import usocket as socket
+    from errno import EINPROGRESS
+    import socket
 
     ai = socket.getaddrinfo(host, port, 0, socket.SOCK_STREAM)[0]  # TODO this is blocking!
     s = socket.socket(ai[0], ai[1], ai[2])
@@ -154,7 +154,7 @@ class Server:
 # Helper function to start a TCP stream server, running as a new task
 # TODO could use an accept-callback on socket read activity instead of creating a task
 async def start_server(cb, host, port, backlog=5):
-    import usocket as socket
+    import socket
 
     # Create and bind server socket.
     host = socket.getaddrinfo(host, port)[0]  # TODO this is blocking!