[version:WARNING] Errors getting Mercurial information: Not running from a Mercurial repository!
[platform:error] Could not find a Microsoft Compiler
Traceback (most recent call last):
  File "c:/LearnPython/Compilers and emulators/Interpreter-tutorial/RILA - Tut/main.py", line 5, in <module>
    from lexer import lexer
  File "c:\LearnPython\Compilers and emulators\Interpreter-tutorial\RILA - Tut\lexer.py", line 2, in <module>
    from rply import LexerGenerator
  File "C:\Python27\lib\site-packages\rply\__init__.py", line 2, in <module>
    from rply.lexergenerator import LexerGenerator
  File "C:\Python27\lib\site-packages\rply\lexergenerator.py", line 8, in <module>
    from rpython.rlib.rsre import rsre_core
  File "C:\Python27\lib\site-packages\rpython\rlib\rsre\rsre_core.py", line 4, in <module>
    from rpython.rlib.rsre import rsre_char
  File "C:\Python27\lib\site-packages\rpython\rlib\rsre\rsre_char.py", line 5, in <module>
    from rpython.rlib.rlocale import tolower, isalnum
  File "C:\Python27\lib\site-packages\rpython\rlib\rlocale.py", line 7, in <module>
    from rpython.rtyper.lltypesystem import rffi, lltype
  File "C:\Python27\lib\site-packages\rpython\rtyper\lltypesystem\rffi.py", line 5, in <module>
    from rpython.rtyper.lltypesystem import ll2ctypes
  File "C:\Python27\lib\site-packages\rpython\rtyper\lltypesystem\ll2ctypes.py", line 30, in <module>
    from rpython.translator.platform import platform
  File "C:\Python27\lib\site-packages\rpython\translator\platform\__init__.py", line 324, in <module>
    platform = host = host_factory()
  File "C:\Python27\lib\site-packages\rpython\translator\platform\windows.py", line 30, in Windows
    return _get_compiler_type(cc, False)
  File "C:\Python27\lib\site-packages\rpython\translator\platform\windows.py", line 17, in _get_compiler_type
    return MsvcPlatform(x64=x64_flag)
  File "C:\Python27\lib\site-packages\rpython\translator\platform\windows.py", line 134, in __init__
    env=self.c_environ)
  File "C:\Python27\lib\site-packages\rpython\tool\runsubprocess.py", line 12, in run_subprocess
    return _run(executable, args, env, cwd)
  File "C:\Python27\lib\site-packages\rpython\tool\runsubprocess.py", line 41, in _run
    raise EnvironmentError(stderr)
EnvironmentError: 'ml.exe' is not recognized as an internal or external command,
operable program or batch file.