wheels: fixes for Swift 5.6

Author: donn

Package.resolved

@@ -12,11 +12,11 @@ let package = Package(
         // Dependencies declare other packages that this package depends on.
         .package(
             url: "https://github.com/apple/swift-collections.git", .upToNextMajor(from: "1.0.0")),
-        .package(url: "https://github.com/pvieito/PythonKit", from: "0.5.0"),
+        .package(url: "https://github.com/pvieito/PythonKit", .exact("0.4.2")),
         .package(url: "https://github.com/donn/Defile.git", from: "5.2.1"),
         .package(url: "https://github.com/attaswift/BigInt.git", from: "5.2.1"),
         .package(url: "https://github.com/jpsim/Yams.git", from: "5.0.6"),
-        .package(url: "https://github.com/apple/swift-argument-parser", from: "1.3.0"),
+        .package(url: "https://github.com/apple/swift-argument-parser", from: "1.2.0"),
     ],
     targets: [
         // Targets are the basic building blocks of a package. A target can define a module or a test suite.

Package.swift

@@ -41,13 +41,6 @@ _ = [  // Register all TVGens
     PodemQuest.registered,
 ]
 
-let yosysTest = "'\(yosysExecutable)' -V".sh(silent: true)
-if yosysTest != EX_OK {
-    Stderr.print(
-        "Yosys must be installed to PATH on your computer for Fault to work. Fault will now quit.")
-    exit(EX_UNAVAILABLE)
-}
-
 let pythonVersions = {
     // Test Yosys, Python
     () -> (python: String, pyverilog: String) in

Sources/Fault/Entries/main.swift

@@ -52,7 +52,8 @@ def custom_build(self, bext: build_ext):
                 "release",
                 *(["--static-swift-stdlib"] * (platform.system() != "Darwin")),
                 "--target",
-                "fault"
+                "fault",
+                "--show-bin-path"
             ]
             + shlex.split(os.getenv("spmFlags", ""))
             + self.args
@@ -64,7 +65,7 @@ def custom_build(self, bext: build_ext):
             os.unlink(target)
         except FileNotFoundError:
             pass
-        print(os.listdir(".build"))
+        print(os.listdir(".build/release"))
         shutil.copy(os.path.join(".build", "release", "fault"), target)
 
 class custom_build_ext(build_ext):