7 files changed, 54 insertions, 31 deletions
diff --git a/docs/examples/quickstart/build/hello.pyx b/docs/examples/quickstart/build/hello.pyx
index 47fc8d1cf..da1b827ac 100644
--- a/docs/examples/quickstart/build/hello.pyx
+++ b/docs/examples/quickstart/build/hello.pyx
@@ -1,2 +1,2 @@
-def say_hello_to(name):
-    print("Hello %s!" % name)
+def say_hello_to(name):
+    print("Hello %s!" % name)
diff --git a/docs/examples/quickstart/build/setup.py b/docs/examples/quickstart/build/setup.py
index 4fb8c8154..fe959a106 100644
--- a/docs/examples/quickstart/build/setup.py
+++ b/docs/examples/quickstart/build/setup.py
@@ -1,5 +1,8 @@
-from distutils.core import setup
-from Cython.Build import cythonize
-
-setup(name='Hello world app',
-      ext_modules=cythonize("hello.pyx"))
+from setuptools import setup
+from Cython.Build import cythonize
+
+setup(
+    name='Hello world app',
+    ext_modules=cythonize("hello.pyx"),
+    zip_safe=False,
+)
diff --git a/docs/examples/quickstart/cythonize/cdef_keyword.py b/docs/examples/quickstart/cythonize/cdef_keyword.py
new file mode 100644
index 000000000..6c0ee3e68
--- /dev/null
+++ b/docs/examples/quickstart/cythonize/cdef_keyword.py
@@ -0,0 +1,4 @@
+@cython.cfunc
+@cython.exceptval(-2, check=True)
+def f(x: cython.double) -> cython.double:
+    return x ** 2 - x
diff --git a/docs/examples/quickstart/cythonize/cdef_keyword.pyx b/docs/examples/quickstart/cythonize/cdef_keyword.pyx
index 16503ee89..bc7d893fa 100644
--- a/docs/examples/quickstart/cythonize/cdef_keyword.pyx
+++ b/docs/examples/quickstart/cythonize/cdef_keyword.pyx
@@ -1,2 +1,4 @@
-cdef double f(double x) except? -2:
-    return x ** 2 - x
+ 
+ 
+cdef double f(double x) except? -2:
+    return x ** 2 - x
diff --git a/docs/examples/quickstart/cythonize/integrate.py b/docs/examples/quickstart/cythonize/integrate.py
index 8d420b923..80d6d13a7 100644
--- a/docs/examples/quickstart/cythonize/integrate.py
+++ b/docs/examples/quickstart/cythonize/integrate.py
@@ -1,10 +1,10 @@
-def f(x):
-    return x ** 2 - x
-
-
-def integrate_f(a, b, N):
-    s = 0
-    dx = (b - a) / N
-    for i in range(N):
-        s += f(a + i * dx)
-    return s * dx
+def f(x):
+    return x ** 2 - x
+
+
+def integrate_f(a, b, N):
+    s = 0
+    dx = (b - a) / N
+    for i in range(N):
+        s += f(a + i * dx)
+    return s * dx
diff --git a/docs/examples/quickstart/cythonize/integrate_cy.py b/docs/examples/quickstart/cythonize/integrate_cy.py
new file mode 100644
index 000000000..592ce8db7
--- /dev/null
+++ b/docs/examples/quickstart/cythonize/integrate_cy.py
@@ -0,0 +1,13 @@
+def f(x: cython.double):
+    return x ** 2 - x
+
+
+def integrate_f(a: cython.double, b: cython.double, N: cython.int):
+    i: cython.int
+    s: cython.double
+    dx: cython.double
+    s = 0
+    dx = (b - a) / N
+    for i in range(N):
+        s += f(a + i * dx)
+    return s * dx
diff --git a/docs/examples/quickstart/cythonize/integrate_cy.pyx b/docs/examples/quickstart/cythonize/integrate_cy.pyx
index 0bb0cd548..0e20a6c33 100644
--- a/docs/examples/quickstart/cythonize/integrate_cy.pyx
+++ b/docs/examples/quickstart/cythonize/integrate_cy.pyx
@@ -1,12 +1,13 @@
-def f(double x):
-    return x ** 2 - x
-
-
-def integrate_f(double a, double b, int N):
-    cdef int i
-    cdef double s, dx
-    s = 0
-    dx = (b - a) / N
-    for i in range(N):
-        s += f(a + i * dx)
-    return s * dx
+def f(double x):
+    return x ** 2 - x
+
+
+def integrate_f(double a, double b, int N):
+    cdef int i
+    cdef double s
+    cdef double dx
+    s = 0
+    dx = (b - a) / N
+    for i in range(N):
+        s += f(a + i * dx)
+    return s * dx