==================
assignment
==================

x = 1

---

(module
  (assignment
    left: (pattern
      (identifier))
    right: (number)))

==================
chained assignment
==================

a = b = c

---

(module
  (assignment
    left: (pattern
      (identifier))
    right: (assignment
      left: (pattern
        (identifier))
      right: (identifier))))

==================
pass statement
==================

def f():
    pass

---

(module
  (anonymous_function
    name: (identifier)
    parameters: (parameters)
    body: (block
      (pass_statement))))

==================
assert statement
==================

assert x == 1

---

(module
  (assert_statement
    (comparison_operator
      (identifier)
      (number))))

==================
assert with message
==================

assert x, "must be set"

---

(module
  (assert_statement
    (identifier)
    (string)))

==================
global and nonlocal
==================

def f():
    global a
    nonlocal b, c

---

(module
  (anonymous_function
    name: (identifier)
    parameters: (parameters)
    body: (block
      (global_statement
        (identifier))
      (nonlocal_statement
        (identifier)
        (identifier)))))

==================
delete statement
==================

del x

---

(module
  (delete_statement
    (identifier)))

==================
debugger statement
==================

debugger

---

(module
  (debugger_statement))

==================
expression statement
==================

foo()

---

(module
  (call
    function: (identifier)
    arguments: (argument_list)))

==================
yield
==================

def gen():
    yield 1

---

(module
  (anonymous_function
    name: (identifier)
    parameters: (parameters)
    body: (block
      (yield_statement
        (yield
          (number))))))

==================
yield from
==================

def gen():
    yield from other()

---

(module
  (anonymous_function
    name: (identifier)
    parameters: (parameters)
    body: (block
      (yield_statement
        (yield
          from: (call
            function: (identifier)
            arguments: (argument_list)))))))

==================
return multiple values
==================

def f():
    return 1, 2, 3

---

(module
  (anonymous_function
    name: (identifier)
    parameters: (parameters)
    body: (block
      (return_statement
        (expression_list
          (number)
          (number)
          (number))))))