--- a
+++ b/BUILD
@@ -0,0 +1,108 @@
+load("//third_party/nucleus/tools:zip_dir.bzl", "zip_dir")
+
+package(
+    default_visibility = [
+        "//visibility:public",
+    ],
+)
+
+test_suite(
+    name = "smoke_tests",
+    tests = [
+        "//deepvariant/core:smoke_tests",
+        "//deepvariant/environment_tests:smoke_tests",
+        "//deepvariant/testing:smoke_tests",
+    ],
+)
+
+filegroup(
+    name = "binaries",
+    srcs = [
+        "//deepvariant:binaries",
+    ],
+)
+
+filegroup(
+    name = "binaries-deeptrio",
+    srcs = [
+        "//deeptrio:binaries",
+    ],
+)
+
+exports_files(["LICENSE"])
+
+filegroup(
+    name = "licenses",
+    srcs = [
+        ":LICENSE",
+        "//third_party:abseil_cpp.LICENSE",  # TODO
+        "//third_party:boost.LICENSE",
+        "@com_google_protobuf//:LICENSE",
+        "@com_googlesource_code_re2//:LICENSE",
+        "@gbwt//:LICENSE",
+        "@gbwtgraph//:LICENSE",
+        "@htslib//:LICENSE",
+        "@libdivsufsort//:LICENSE",
+        "@libssw//:README.md",  # SSW license embedded in the README.
+        "@org_tensorflow//:LICENSE",
+        "@sdsl_lite//:COPYING",
+    ],
+)
+
+zip_dir(
+    name = "licenses_zip",
+    srcs = [":licenses"],
+    zipname = "licenses.zip",
+)
+
+cc_library(
+    name = "all_extensions",
+    srcs = [],
+    deps = [
+        "//deepvariant/python:allelecounter_cclib",
+        "//deepvariant/python:direct_phasing_cclib",
+        "//deepvariant/python:make_examples_native_cclib",
+        "//deepvariant/python:pileup_image_native_cclib",
+        "//deepvariant/python:postprocess_variants_cclib",
+        "//deepvariant/python:variant_calling_cclib",
+        "//deepvariant/python:variant_calling_multisample_cclib",
+        "//deepvariant/realigner/python:debruijn_graph_cclib",
+        "//deepvariant/realigner/python:fast_pass_aligner_cclib",
+        "//deepvariant/realigner/python:ssw_cclib",
+        "//deepvariant/realigner/python:window_selector_cclib",
+        "//third_party/nucleus/core/python:statusor_examples_cclib",
+        "//third_party/nucleus/io/python:bed_reader_cclib",
+        "//third_party/nucleus/io/python:bed_writer_cclib",
+        "//third_party/nucleus/io/python:bedgraph_reader_cclib",
+        "//third_party/nucleus/io/python:bedgraph_writer_cclib",
+        "//third_party/nucleus/io/python:fastq_reader_cclib",
+        "//third_party/nucleus/io/python:fastq_writer_cclib",
+        "//third_party/nucleus/io/python:gbz_reader_cclib",
+        "//third_party/nucleus/io/python:gff_reader_cclib",
+        "//third_party/nucleus/io/python:gff_writer_cclib",
+        "//third_party/nucleus/io/python:gfile_cclib",
+        "//third_party/nucleus/io/python:hts_verbose_cclib",
+        "//third_party/nucleus/io/python:merge_variants_cclib",
+        "//third_party/nucleus/io/python:reference_cclib",
+        "//third_party/nucleus/io/python:sam_reader_cclib",
+        "//third_party/nucleus/io/python:sam_writer_cclib",
+        "//third_party/nucleus/io/python:tabix_indexer_cclib",
+        "//third_party/nucleus/io/python:tfrecord_reader_cclib",
+        "//third_party/nucleus/io/python:tfrecord_writer_cclib",
+        "//third_party/nucleus/io/python:vcf_concat_cclib",
+        "//third_party/nucleus/io/python:vcf_reader_cclib",
+        "//third_party/nucleus/io/python:vcf_writer_cclib",
+        "//third_party/nucleus/util/python:math_cclib",
+        "//third_party/nucleus/util/python:utils_cclib",
+    ],
+)
+
+# Until https://github.com/bazelbuild/bazel/issues/4815 is fixed,
+# we need to specify and force the use of a py_runtime.
+py_runtime(
+    name = "deepvariant_python_runtime",
+    files = [],
+    interpreter_path = select({
+        "@bazel_tools//tools/python:PY3": "/usr/bin/python3",
+    }),
+)