5bbd1d38c9271ba6319a46f0827ff90ec8c25efd
ceisenhart
  Thu Oct 22 19:25:39 2015 -0700
Adding a check to the argparse module that causes the program to spit help with no arguments. This replicates the C code style.  Refs #16156

diff --git src/utils/newPythonProg/newPythonProg.c src/utils/newPythonProg/newPythonProg.c
index cde87f0..319c951 100644
--- src/utils/newPythonProg/newPythonProg.c
+++ src/utils/newPythonProg/newPythonProg.c
@@ -57,31 +57,32 @@
 void writeProgram(char *fileName, char *programName, char *usage)
 {
 FILE *programFile = mustOpen(fileName, "w"); 
 // Write the python skeleton
 fprintf(programFile, "#!/usr/bin/env python2.7\n# %s\n\"\"\"%s\"\"\"\n", programName,  usage);
 fprintf(programFile, 
     "import os\nimport sys\nimport collections\nimport argparse\n"
     "\n"
     "# import the UCSC kent python library\n"
     "sys.path.append(os.path.join(os.path.dirname(__file__), 'pyLib'))\n"
     "import common\n\n");
 fprintf(programFile, "def parseArgs(args):\n    \"\"\"\n    Parse the command line arguments.\n    \"\"\"\n    parser" 
 		    "= argparse.ArgumentParser(description = __doc__)\n    parser.add_argument (\"inpu"
 		    "tFile\",\n    help = \" The input file. \",\n    type = argparse.FileType(\"r\"))\n    ");
 fprintf(programFile, "parser.add_argument (\"outputFile\",\n    help = \" The output file. \",\n    type =" 
-		    "argparse.FileType(\"w\"))\n    options = parser.parse_args()\n    return options\n\n"); 
+		    "argparse.FileType(\"w\"))\n    if (len(sys.argv) == 1):\n        parser.print_help()\n"
+		    "        exit(1)\n    options = parser.parse_args()\n    return options\n\n"); 
 fprintf(programFile, "def main(args):\n    \"\"\"\n    Initialized options and calls other functions.\n    \"\"\"\n    "
 		    "options = parseArgs(args)\n\nif __name__ == \""
 		    "__main__\" : \n    sys.exit(main(sys.argv))"); 
 }
 
 
 
 void newPythonProg(char *programName, char *usage)
 /* newPythonProg - Make a skeleton for a new python program. */
 {
 char fileName[512];
 char dirName[512];
 //char fileOnly[128];
 safef(dirName, sizeof(dirName), "%s", programName);
 makeDir(dirName);