Python: Autoformat everything using qlformat.

Will need subsequent PRs fixing up test failures (due to deprecated
methods moving around), but other than that everything should be
straight-forward.

python/ql/examples/snippets/catch_exception.ql

@@ -11,6 +11,6 @@ import python
 
 from ExceptStmt ex, ClassValue cls
 where
-    cls.getName() = "MyExceptionClass" and
-    ex.getType().pointsTo(cls)
+  cls.getName() = "MyExceptionClass" and
+  ex.getType().pointsTo(cls)
 select ex

python/ql/examples/snippets/conditional_expression.ql

@@ -12,7 +12,7 @@ import python
 
 from IfExp e, ClassObject cls1, ClassObject cls2
 where
-    e.getBody().refersTo(_, cls1, _) and
-    e.getOrelse().refersTo(_, cls2, _) and
-    cls1 != cls2
+  e.getBody().refersTo(_, cls1, _) and
+  e.getOrelse().refersTo(_, cls2, _) and
+  cls1 != cls2
 select e

python/ql/examples/snippets/emptythen.ql

@@ -14,8 +14,8 @@ import python
 
 from If i
 where
-    not exists(Stmt s |
-        i.getStmt(_) = s and
-        not s instanceof Pass
-    )
+  not exists(Stmt s |
+    i.getStmt(_) = s and
+    not s instanceof Pass
+  )
 select i

python/ql/examples/snippets/extend_class.ql

@@ -14,6 +14,6 @@ import python
 
 from ClassObject sub, ClassObject base
 where
-    base.getName() = "MyClass" and
-    sub.getABaseType() = base
+  base.getName() = "MyClass" and
+  sub.getABaseType() = base
 select sub

python/ql/examples/snippets/method_call.ql

@@ -10,6 +10,6 @@ import python
 
 from AstNode call, PythonFunctionValue method
 where
-    method.getQualifiedName() = "MyClass.methodName" and
-    method.getACall().getNode() = call
+  method.getQualifiedName() = "MyClass.methodName" and
+  method.getACall().getNode() = call
 select call

python/ql/examples/snippets/new_instance.ql

@@ -11,6 +11,6 @@ import python
 
 from Call new, ClassValue cls
 where
-    cls.getName() = "MyClass" and
-    new.getFunc().pointsTo(cls)
+  cls.getName() = "MyClass" and
+  new.getFunc().pointsTo(cls)
 select new

python/ql/examples/snippets/override_method.ql

@@ -10,6 +10,6 @@ import python
 
 from FunctionObject override, FunctionObject base
 where
-    base.getQualifiedName() = "MyClass.methodName" and
-    override.overrides(base)
+  base.getQualifiedName() = "MyClass.methodName" and
+  override.overrides(base)
 select override

python/ql/examples/snippets/print.ql

@@ -9,9 +9,9 @@ import python
 
 from AstNode print
 where
-    /* Python 2 without `from __future__ import print_function` */
-    print instanceof Print
-    or
-    /* Python 3 or with `from __future__ import print_function` */
-    print.(Call).getFunc().pointsTo(Value::named("print"))
+  /* Python 2 without `from __future__ import print_function` */
+  print instanceof Print
+  or
+  /* Python 3 or with `from __future__ import print_function` */
+  print.(Call).getFunc().pointsTo(Value::named("print"))
 select print

python/ql/examples/snippets/private_access.ql

@@ -9,12 +9,12 @@
 import python
 
 predicate is_private(Attribute a) {
-    a.getName().matches("\\_%") and
-    not a.getName().matches("\\_\\_%\\_\\_")
+  a.getName().matches("\\_%") and
+  not a.getName().matches("\\_\\_%\\_\\_")
 }
 
 from Attribute access
 where
-    is_private(access) and
-    not access.getObject().(Name).getId() = "self"
+  is_private(access) and
+  not access.getObject().(Name).getId() = "self"
 select access

python/ql/examples/snippets/raise_exception.ql

@@ -11,6 +11,6 @@ import python
 
 from Raise raise, ClassValue ex
 where
-    ex.getName() = "AnException" and
-    raise.getException().pointsTo(ex.getASuperType())
+  ex.getName() = "AnException" and
+  raise.getException().pointsTo(ex.getASuperType())
 select raise, "Don't raise instances of 'AnException'"

python/ql/examples/snippets/store_none.ql

@@ -13,6 +13,6 @@ import python
 
 from SubscriptNode store
 where
-    store.isStore() and
-    store.getIndex().pointsTo(Value::named("None"))
+  store.isStore() and
+  store.getIndex().pointsTo(Value::named("None"))
 select store

python/ql/examples/snippets/tryfinally.ql

@@ -11,6 +11,6 @@ import python
 
 from Try t
 where
-    exists(t.getFinalbody()) and
-    not exists(t.getAHandler())
+  exists(t.getFinalbody()) and
+  not exists(t.getAHandler())
 select t