Small bug fixes

bslatkin · bslatkin · commit dcf7aa0a5602 · 2024-12-10T15:11:22.000-08:00
diff --git a/example_code/item_025_example_17.py b/example_code/item_025_example_17.py
@@ -17,7 +17,7 @@
 
 
 print("Example 17")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 from typing import Dict, MutableMapping
 
diff --git a/example_code/item_032_example_09.py b/example_code/item_032_example_09.py
@@ -17,7 +17,7 @@
 
 
 print("Example 9")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 def careful_divide(a: float, b: float) -> float:
     """Divides a by b.
diff --git a/example_code/item_036_example_09.py b/example_code/item_036_example_09.py
@@ -17,7 +17,7 @@
 
 
 print("Example 9")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 from datetime import datetime
 from time import sleep
diff --git a/example_code/item_051_example_04.py b/example_code/item_051_example_04.py
@@ -17,7 +17,7 @@
 
 
 print("Example 4")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 from dataclasses import dataclass
 
diff --git a/example_code/item_051_example_05.py b/example_code/item_051_example_05.py
@@ -17,7 +17,7 @@
 
 
 print("Example 5")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 class RGB:
     def __init__(
diff --git a/example_code/item_056_example_11.py b/example_code/item_056_example_11.py
@@ -17,7 +17,7 @@
 
 
 print("Example 11")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 from dataclasses import dataclass
 
diff --git a/example_code/item_056_example_12.py b/example_code/item_056_example_12.py
@@ -17,7 +17,7 @@
 
 
 print("Example 12")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 from typing import Any, Final, Never
 
diff --git a/example_code/item_059.py b/example_code/item_059.py
@@ -123,13 +123,13 @@ def __repr__(self):
         )
 
 
-print("Example 8")
+    print("Example 8")
     @property
     def quota(self):
         return self.max_quota - self.quota_consumed
 
 
-print("Example 9")
+    print("Example 9")
     @quota.setter
     def quota(self, amount):
         delta = self.max_quota - amount
diff --git a/example_code/item_060.py b/example_code/item_060.py
@@ -81,7 +81,7 @@ def _check_grade(value):
             raise ValueError("Grade must be between 0 and 100")
 
 
-print("Example 4")
+    print("Example 4")
     @property
     def writing_grade(self):
         return self._writing_grade
@@ -208,7 +208,7 @@ def __set_name__(self, owner, name):
         self.internal_name = "_" + name
 
 
-print("Example 15")
+    print("Example 15")
     def __get__(self, instance, instance_type):
         if instance is None:
             return self
diff --git a/example_code/item_064.py b/example_code/item_064.py
@@ -54,7 +54,7 @@ def __init__(self, column_name):
         self.internal_name = "_" + self.column_name
 
 
-print("Example 2")
+    print("Example 2")
     def __get__(self, instance, instance_type):
         if instance is None:
             return self
diff --git a/example_code/item_065.py b/example_code/item_065.py
@@ -278,7 +278,7 @@ def __init_subclass__(cls):
         cls.steps = tuple(steps)
 
 
-print("Example 18")
+    print("Example 18")
     def run(self):
         for step_name in type(self).steps:
             func = getattr(self, step_name)
diff --git a/example_code/item_070.py b/example_code/item_070.py
@@ -68,13 +68,13 @@ def __init__(self):
         self.lock = Lock()
 
 
-print("Example 3")
+    print("Example 3")
     def put(self, item):
         with self.lock:
             self.items.append(item)
 
 
-print("Example 4")
+    print("Example 4")
     def get(self):
         with self.lock:
             return self.items.popleft()
@@ -94,7 +94,7 @@ def __init__(self, func, in_queue, out_queue):
         self.work_done = 0
 
 
-print("Example 6")
+    print("Example 6")
     def run(self):
         while True:
             self.polled_count += 1
diff --git a/example_code/item_076.py b/example_code/item_076.py
@@ -86,7 +86,7 @@ def __init__(self, *args):
         self.clear_state()
 
 
-print("Example 3")
+    print("Example 3")
     def loop(self):
         while command := self.receive():
             match command.split(" "):
@@ -102,14 +102,14 @@ def loop(self):
                     raise UnknownCommandError(command)
 
 
-print("Example 4")
+    print("Example 4")
     def set_params(self, lower, upper):
         self.clear_state()
         self.lower = int(lower)
         self.upper = int(upper)
 
 
-print("Example 5")
+    print("Example 5")
     def next_guess(self):
         if self.secret is not None:
             return self.secret
@@ -125,7 +125,7 @@ def send_number(self):
         self.send(format(guess))
 
 
-print("Example 6")
+    print("Example 6")
     def receive_report(self, decision):
         last = self.guesses[-1]
         if decision == CORRECT:
@@ -134,7 +134,7 @@ def receive_report(self, decision):
         print(f"Server: {last} is {decision}")
 
 
-print("Example 7")
+    print("Example 7")
     def clear_state(self):
         self.lower = None
         self.upper = None
@@ -144,6 +144,7 @@ def clear_state(self):
 
 print("Example 8")
 import contextlib
+import time
 
 @contextlib.contextmanager
 def new_game(connection, lower, upper, secret):
@@ -175,14 +176,14 @@ def __init__(self, send, receive, secret):
         self.last_distance = None
 
 
-print("Example 10")
+    print("Example 10")
     def request_number(self):
         self.send("NUMBER")
         data = self.receive()
         return int(data)
 
 
-print("Example 11")
+    print("Example 11")
     def report_outcome(self, number):
         new_distance = math.fabs(number - self.secret)
 
@@ -203,7 +204,7 @@ def report_outcome(self, number):
         return decision
 
 
-print("Example 12")
+    print("Example 12")
     def __iter__(self):
         while True:
             number = self.request_number()
@@ -307,7 +308,7 @@ def __init__(self, *args):
         self.clear_state()
 
 
-print("Example 18")
+    print("Example 18")
     async def loop(self):                       # Changed
         while command := await self.receive():  # Changed
             match command.split(" "):
@@ -323,14 +324,14 @@ async def loop(self):                       # Changed
                     raise UnknownCommandError(command)
 
 
-print("Example 19")
+    print("Example 19")
     def set_params(self, lower, upper):
         self.clear_state()
         self.lower = int(lower)
         self.upper = int(upper)
 
 
-print("Example 20")
+    print("Example 20")
     def next_guess(self):
         if self.secret is not None:
             return self.secret
@@ -339,13 +340,14 @@ def next_guess(self):
             guess = random.randint(self.lower, self.upper)
             if guess not in self.guesses:
                 return guess
+
     async def send_number(self):                    # Changed
         guess = self.next_guess()
         self.guesses.append(guess)
         await self.send(format(guess))              # Changed
 
 
-print("Example 21")
+    print("Example 21")
     def receive_report(self, decision):
         last = self.guesses[-1]
         if decision == CORRECT:
@@ -390,14 +392,14 @@ def __init__(self, send, receive, secret):
         self.last_distance = None
 
 
-print("Example 24")
+    print("Example 24")
     async def request_number(self):
         await self.send("NUMBER")    # Changed
         data = await self.receive()  # Changed
         return int(data)
 
 
-print("Example 25")
+    print("Example 25")
     async def report_outcome(self, number):    # Changed
         new_distance = math.fabs(number - self.secret)
 
@@ -418,7 +420,7 @@ async def report_outcome(self, number):    # Changed
         return decision
 
 
-print("Example 26")
+    print("Example 26")
     async def __aiter__(self):                            # Changed
         while True:
             number = await self.request_number()          # Changed
diff --git a/example_code/item_078.py b/example_code/item_078.py
@@ -111,7 +111,7 @@ def run(self):
         self.loop.run_until_complete(asyncio.sleep(0))
 
 
-print("Example 5")
+    print("Example 5")
     async def real_write(self, data):
         self.output.write(data)
 
@@ -122,7 +122,7 @@ async def write(self, data):
         await asyncio.wrap_future(future)
 
 
-print("Example 6")
+    print("Example 6")
     async def real_stop(self):
         self.loop.stop()
 
@@ -133,7 +133,7 @@ async def stop(self):
         await asyncio.wrap_future(future)
 
 
-print("Example 7")
+    print("Example 7")
     async def __aenter__(self):
         loop = asyncio.get_event_loop()
         await loop.run_in_executor(None, self.start)
diff --git a/example_code/item_111.py b/example_code/item_111.py
@@ -308,7 +308,7 @@ def do_rounds(database, species, *, now_func=datetime.now):
     ]
 
 
-print("Example 20")
+    print("Example 20")
     result = do_rounds(database, "Meerkat", now_func=now_func)
     assert result == 2
 
diff --git a/example_code/item_118_example_06.py b/example_code/item_118_example_06.py
@@ -17,7 +17,7 @@
 
 
 print("Example 6")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 from collections.abc import Container
 
diff --git a/example_code/item_118_example_07.py b/example_code/item_118_example_07.py
@@ -17,7 +17,7 @@
 
 
 print("Example 7")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 from collections.abc import Container
 
diff --git a/example_code/item_124_example_02.py b/example_code/item_124_example_02.py
@@ -17,7 +17,7 @@
 
 
 print("Example 2")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 def subtract(a: int, b: int) -> int:  # Function annotation
     return a - b
diff --git a/example_code/item_124_example_06.py b/example_code/item_124_example_06.py
@@ -17,7 +17,7 @@
 
 
 print("Example 6")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 class Counter:
     def __init__(self) -> None:
diff --git a/example_code/item_124_example_08.py b/example_code/item_124_example_08.py
@@ -17,7 +17,7 @@
 
 
 print("Example 8")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 from collections.abc import Callable
 from typing import TypeVar
diff --git a/example_code/item_124_example_10.py b/example_code/item_124_example_10.py
@@ -17,7 +17,7 @@
 
 
 print("Example 10")
-# Check types in this file with: python -m mypy <path>
+# Check types in this file with: python3 -m mypy <path>
 
 def get_or_default(value: int | None, default: int) -> int:
     if value is not None:
