PyDom compatibility with MicroPython (#1954)

* fix pydom example

* fix the pydom test example to use a python syntax that works with MicroPython by replacing datetime

* add note about capturing errors importing when

* patch event_handler to handle compat with micropython

* turn pyweb into a package and remove hack to make pydom a sort of module with an ugly hack

* add pydom example using micropython

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* fix select element test

* change pydom test page to let pytest tests load it properly

* add missing folders to test dev server so it can run examples in the manual tests folder

* add pydom tests to the test suite as integration tests

* lint

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* improve fixes in event_handling

* change when decorator to actually dynamically fail in micropython and support handlers with or without arguments

* simplify when decorator code

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* add type declaration back for the MP use case

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* removed code to access pydom get index as I can't think of any proper use case

* remove old commented hack to replace pydom module with class

* fix examples title

* precommit checks

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

pyscript.core/test/pydom.py

@@ -1,26 +1,32 @@
 import random
+import time
 from datetime import datetime as dt
 
-from pyscript import display
+from pyscript import display, when
 from pyweb import pydom
-from pyweb.base import when
 
 
 @when("click", "#just-a-button")
-def on_click(event):
-    print(f"Hello from Python! {dt.now()}")
-    display(f"Hello from Python! {dt.now()}", append=False, target="result")
+def on_click():
+    try:
+        timenow = dt.now()
+    except NotImplementedError:
+        # In this case we assume it's not implemented because we are using MycroPython
+        tnow = time.localtime()
+        tstr = "{:02d}/{:02d}/{:04d} {:02d}:{:02d}:{:02d}"
+        timenow = tstr.format(tnow[2], tnow[1], tnow[0], *tnow[2:])
+
+    display(f"Hello from PyScript, time is: {timenow}", append=False, target="result")
 
 
 @when("click", "#color-button")
 def on_color_click(event):
-    print("1")
     btn = pydom["#result"]
-    print("2")
     btn.style["background-color"] = f"#{random.randrange(0x1000000):06x}"
 
 
-def reset_color():
+@when("click", "#color-reset-button")
+def reset_color(*args, **kwargs):
     pydom["#result"].style["background-color"] = "white"