add to NmapNotInstallError wrong provided path in desc

Author: sashagra

nmap3/exceptions.py

@@ -17,11 +17,6 @@
 #  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 #  MA 02110-1301, USA.
 #  
-#  
-import shlex
-import subprocess
-import sys
-import re
 
 __author__ = 'Wangolo Joel (inquiry@nmapper.com)'
 __version__ = '1.6.0'
@@ -30,9 +25,11 @@
 class NmapNotInstalledError(Exception):
     """Exception raised when nmap is not installed"""
 
-    def __init__(self, message="Nmap is either not installed or we couldn't locate nmap path Please ensure nmap is installed"):
-        self.message = message 
-        super().__init__(message)
+    def __init__(self, path=""):
+        self.message = f"Nmap is either not installed or we couldn't locate \
+nmap path. Please ensure nmap is installed and provide right path string. \n\
+Provided: *{path if path else 'Not provided'}*"
+        super().__init__(self.message)
 
 class NmapXMLParserError(Exception):
     """Exception raised when we can't parse the output"""

nmap3/utils.py

@@ -54,7 +54,7 @@ def get_nmap_path(path:str='') -> str:
     except Exception as e:
         print(e)
         sub_proc.kill()
-        raise NmapNotInstalledError()
+        raise NmapNotInstalledError(path=path)
     else:
         if os_type == 'win32':
             return output.decode('utf8').strip().replace("\\", "/")