Added Basilisp and Python version vars to basilisp.core (#584)

Author: chrisrink10

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
  * Added support for auto-resolving namespaces for keyword from the current namespace using the `::kw` syntax (#576)
  * Added support for namespaced map syntax (#577)
  * Added support for numeric constant literals for NaN, positive infinity, and negative infinity (#582)
+ * Added `*basilisp-version*` and `*python-version*` Vars to `basilisp.core` (#584)
 
 ### Fixed
  * Fixed a bug where `def` forms did not permit recursive references to the `def`'ed Vars (#578)

src/basilisp/lang/runtime.py

@@ -6,6 +6,7 @@
 import logging
 import math
 import re
+import sys
 import threading
 import types
 from collections.abc import Sequence
@@ -76,6 +77,8 @@
 _PRINT_LEVEL_VAR_NAME = "*print-level*"
 _PRINT_META_VAR_NAME = "*print-meta*"
 _PRINT_READABLY_VAR_NAME = "*print-readably*"
+_PYTHON_VERSION = "*python-version*"
+_BASILISP_VERSION = "*basilisp-version*"
 
 # Common meta keys
 _DYNAMIC_META_KEY = kw.keyword("dynamic")
@@ -1826,6 +1829,19 @@ def in_ns(s: sym.Symbol):
         dynamic=True,
     )
 
+    # Version info
+    from basilisp.__version__ import VERSION
+
+    Var.intern(
+        CORE_NS_SYM,
+        sym.symbol(_PYTHON_VERSION),
+        vec.vector(sys.version_info),
+        dynamic=True,
+    )
+    Var.intern(
+        CORE_NS_SYM, sym.symbol(_BASILISP_VERSION), vec.vector(VERSION), dynamic=True
+    )
+
 
 def get_compiler_opts() -> CompilerOpts:
     """Return the current compiler options map."""