Address Python lint and testing issues

Author: DougGregor

utils/swift_build_support/swift_build_support/products/swift.py

@@ -20,6 +20,7 @@
 from . import product
 from ..cmake import CMakeOptions
 
+
 class Swift(product.Product):
 
     def __init__(self, args, toolchain, source_dir, build_dir):
@@ -174,7 +175,7 @@ def _enable_experimental_distributed(self):
 
     @property
     def _early_swiftsyntax_flags(self):
-        result=[]
+        result = []
         if self.args.build_early_swiftsyntax:
             build_root = os.path.dirname(self.build_dir)
             early_swiftsyntax_build_dir = os.path.join(
@@ -211,11 +212,8 @@ def _swift_tools_ld64_lto_codegen_only_for_supporting_targets(self):
 
     @classmethod
     def get_dependencies(cls):
-        deps = [cmark.CMark,
+        return [cmark.CMark,
                 earlyswiftdriver.EarlySwiftDriver,
+                earlyswiftsyntax.EarlySwiftSyntax,
                 llvm.LLVM,
                 libcxx.LibCXX]
-        if self.args.build_early_swiftsyntax:
-            deps.append(earlyswiftsyntax.EarlySwiftSyntax)
-
-        return deps

utils/swift_build_support/tests/products/test_swift.py

@@ -56,6 +56,7 @@ def setUp(self):
             enable_experimental_differentiable_programming=False,
             enable_experimental_concurrency=False,
             enable_experimental_distributed=False,
+            build_early_swiftsyntax=False,
             build_swift_stdlib_static_print=False,
             build_swift_stdlib_unicode_data=True,
             swift_freestanding_is_darwin=False,