Update fromwdl.py to read file path from sys.argv

Author: illusional

janis_core/ingestion/fromwdl.py

@@ -436,8 +436,12 @@ def parse_command_tool_output(self, outp: WDL.Decl):
 
 
 if __name__ == "__main__":
-    # doc = "path/to/doc.wdl"
-    doc = "/Users/michael.franklin/source/wdlz/cramqc.wdl"
-    t = WdlParser.from_doc(doc)
-    t.get_dot_plot(log_to_stdout=True)
-    t.translate("hail")
+    import sys
+    if len(sys.argv) != 2:
+        raise Exception("Expected 1 argument, the name of a CWL tool.")
+        
+    toolname = sys.argv[1]
+
+    tool = WdlParser.from_doc(toolname)
+
+    tool.translate("janis")