How to improve it

.github/workflows/blank.yml

@@ -25,12 +25,27 @@ jobs:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
       - uses: actions/checkout@v3
 
-      # Runs a single command using the runners shell
-      - name: Run a one-line script
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.x'
+
+      - name: Install tools
+        run: |
+          python -m pip install --upgrade pip
+          pip install ruff
+
+      - name: Lint Python files with ruff
+        run: |
+          ruff --version
+          ruff check --output-format=github --exit-non-zero-on-fix . || true
+
+      # Runs a one-line script using the runners shell
+      - name: Say hello
         run: echo Hello, world!
 
       # Runs a set of commands using the runners shell
-      - name: Run a multi-line script
+      - name: Next steps
         run: |
           echo Add other actions to build,
           echo test, and deploy your project.

Chapter I

@@ -1,22 +1,19 @@
-#Situation 1:
-a = you
-b = human
-if a = b:
+# Situation 1:
+a = "you"
+b = "human"
+if a == b:
  print("a=b")
 print("You are loser")
 
-
 # Situation 2:
 
-a = you
-b = human
-if a ≠ b:
- print("a≠b")
+a = "you"
+b = "human"
+if a != b:
+ print("a!=b")
 print("You are animal loser")
-'''
-
-
+
 # Quiz
-age = int(input("your age:"))
+age = int(input("your age: "))
 if age >= 0:
  print("You are loser!")

Chapter III

@@ -1,18 +1,19 @@
->>> import turtle as t #Import turtle pixel module
->>> t.forward(100) #Go forward 100 steps
->>> t.shape('turtle') #Set the shape of turtle as turtle appearance
->>> t.shape('arrow')
->>> t.right(90) #Take 90 degree right turn #draw a square：
->>> t.forward(100) #Go forward 100 steps,draw the second side
->>> t.right(90)
->>> t.forward(100) #Draw the third side
->>> t.right(90)
->>> t.forward(100) #Draw the fourth side
->>> t.speed("slow")
->>> t.circle(100) #Draw a circle with a radius of 100 with the current position as the center
->>> t.ht() #Hide the turtle
->>> t.isvisible() #Query the turtle display status
-False
->>> t.st() #Display the turtle
->>> t.isvisible() #Query the turtle display status
-True
+import turtle as t
+
+t.shape("turtle")
+t.speed("slow")
+
+# Draw a square
+for _ in range(4):
+	 t.forward(100)
+	 t.right(90)
+
+# Draw a circle
+t.circle(100)
+
+# Toggle visibility
+t.ht()
+t.st()
+
+# Keep the window open until clicked
+t.exitonclick()

README.md

@@ -1,2 +1,12 @@
 # Failureology
-A curriculum about losers
+A small collection of text files and simple Python exercises.
+
+## Run the Python examples
+- Chapter I (console input):
+```
+python3 "Chapter I"
+```
+- Chapter III (turtle graphics):
+```
+python3 "Chapter III"
+```