Added NiceGUI samples

problems/P001/p001_ui.py

@@ -0,0 +1,33 @@
+from nicegui import ui
+
+from P001.p001 import solution
+
+class Options:
+    def __init__(self):
+        self.visible = False 
+        self.first = True
+
+options = Options()
+
+def show_ui(visible):
+    options.visible = visible
+    if options.first:
+        options.first = False
+        root = create_ui()
+
+def create_ui():
+    with ui.column().bind_visibility_from(options, 'visible') as root:
+        numberInput = ui.input('Number')
+        ui.button('Check Number', on_click=lambda: check_number())
+        output = ui.label()
+
+    def check_number():
+        number = int(numberInput.value)
+        result = solution(number)
+        output.text = result
+
+    return root
+
+if __name__ in {"__main__", "__mp_main__"}:
+    show_ui(True)
+    ui.run()

problems/P002/p002_ui.py

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+from nicegui import ui
+from P001.p001 import *
+from P002.p002 import add, divide, multiply, subtract
+
+class Options:
+    def __init__(self):
+        self.visible = False 
+        self.first = True
+
+options = Options()
+
+def show_ui(visible):
+    options.visible = visible
+    if options.first:
+        options.first = False
+        create_ui()
+
+def create_ui():
+    with ui.column().bind_visibility_from(options, 'visible') as root:
+        numberInput1 = ui.input('Number 1')
+        numberInput2 = ui.input('Number 2')
+        with ui.row():
+            ui.button('+', on_click=lambda e: calculate(e))
+            ui.button('-', on_click=lambda e: calculate(e))
+            ui.button('/', on_click=lambda e: calculate(e))
+            ui.button('*', on_click=lambda e: calculate(e))
+        output = ui.label()
+
+    def calculate(e):
+        operation = e.sender.text
+        number1 = int(numberInput1.value)
+        number2 = int(numberInput2.value)
+
+        if operation == '+':
+            result = add(number1, number2)
+        elif operation == '-':
+            result = subtract(number1, number2)
+        elif operation == '/':
+            result = divide(number1, number2)
+        elif operation == '*':
+            result = multiply(number1, number2)
+
+        output.text = result
+
+if __name__ in {"__main__", "__mp_main__"}:
+    show_ui(True)
+    ui.run()

problems/problems_ui.py

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+from nicegui import ui
+from P001 import p001_ui
+from P002 import p002_ui
+
+class Problem:
+    def __init__(self):
+        self.number = 1
+
+def gen_dict(a, b):
+    return dict(map(lambda x: (x, str(x)),range(a, b + 1)))
+
+def show_problem(problem_number):
+    problem.visible = problem_number > 0
+
+    p001_ui.show_ui(problem_number == 1)
+    p002_ui.show_ui(problem_number == 2)
+
+
+problem = Problem()
+
+with ui.row():
+    with ui.column():
+        ui.label('Select a problem:')
+        problems = gen_dict(1, 50)
+        ui.select(problems, on_change=lambda e: show_problem(e.value)).bind_value(problem, 'number')
+        ui.separator()
+
+
+ui.run()