Merge pull request #1368 from mathics/poke1024html-rebase

Import HTML - rebasing from PR #644

Author: rocky

mathics/autoload/formats/HTML/Import.m

@@ -0,0 +1,24 @@
+(* HTML Importer *)
+
+Begin["System`Convert`HTML`"]
+
+ImportExport`RegisterImport[
+    "HTML",
+    {
+        "Data" :> HTML`DataImport,
+        "FullData" :> HTML`FullDataImport,
+        "Hyperlinks" :> HTML`HyperlinksImport,
+        "ImageLinks" :> HTML`ImageLinksImport,
+        "Plaintext" :> HTML`PlaintextImport,
+        "Source" :> HTML`SourceImport,
+        "Title" :> HTML`TitleImport,
+        "XMLObject" :> HTML`XMLObjectImport,
+        HTML`PlaintextImport
+    },
+    {},
+	AvailableElements -> {"Data", "FullData", "Hyperlinks", "ImageLinks", "Plaintext", "Source", "Title", "XMLObject"},
+	DefaultElement -> "Plaintext",
+    FunctionChannels -> {"FileNames"}
+]
+
+End[]

mathics/builtin/__init__.py

@@ -145,7 +145,7 @@ def is_builtin(var):
 
 disable_file_module_names = [] if ENABLE_FILES_MODULE else ["files_io.files", "files_io.importexport"]
 
-for subdir in ("drawing", "files_io", "numbers", "specialfns",):
+for subdir in ("drawing", "files_io", "numbers", "specialfns", "fileformats"):
     import_name = f"{__name__}.{subdir}"
 
     if import_name in disable_file_module_names:

mathics/builtin/fileformats/__init__.py

@@ -0,0 +1,13 @@
+"""
+File Formats
+
+Built-in Importers.
+
+"""
+
+# The Built-in Functions are defined in a separate context under the
+# System`. For example System`HTML` and System`XML.  This is done to not
+# pollute the System` namespace.
+
+
+from mathics.version import __version__  # noqa used in loading to check consistency.