[~] Refactor

dotfiles/.vimrc

@@ -37,6 +37,7 @@ set noswapfile
 set wrap
 set textwidth=100
 set colorcolumn=100
+set backspace=indent,eol,start
 colorscheme morning
 
 syntax on

python/tasks/ble.py

@@ -0,0 +1,78 @@
+import bleak
+import pprint
+
+async def f1():
+    devices = await bleak.BleakScanner.discover()
+    return devices
+
+async def f2(device, timeout=None):
+    if timeout is None:
+        timeout = 1.0
+
+    assert isinstance(timeout, float) and timeout >= 1e-8
+
+    p = await bleak.BleakClient(
+        device,
+        timeout=timeout,
+    ).__aenter__()
+    return p
+
+async def f3(client):
+    t1 = [
+        dict(
+            service=o.__dict__,
+            characteristics=[
+                o2.__dict__
+                for o2 in o.characteristics
+            ]
+        )
+        for o in client.services
+    ]
+    return t1
+
+async def f5(name=None):
+    t2 = []
+
+    attempt = 0
+    while True:
+        t1 = await f1()
+        pprint.pprint([o.__dict__ for o in t1])
+
+        if not name is None:
+            assert isinstance(name, str)
+            t5 = {
+                i : o.details[0].name()
+                for i, o in enumerate(t1)
+            }
+
+            t2.extend(
+                [
+                    t1[k]
+                    for k, v in t5.items()
+                    if isinstance(v, str) and v.lower() == name
+                ]
+            )
+
+        if len(t2) > 0:
+            break
+
+        attempt += 1
+        print('\rattempt #%d' % attempt, end='')
+
+    return t2
+
+async def f4(timeout=None):
+    t2 = await f5(name='watch fit')
+
+    if len(t2) == 0:
+        print('not found')
+        return
+
+    t3 = None
+    try:
+        t3 = await f2(t2[0], timeout=timeout)
+        t4 = await f3(t3)
+        pprint.pprint(t4)
+    finally:
+        if not t3 is None:
+            await t3.disconnect()