Initial commit - accept filename from command line

pyris.py

+""" Takes an input citation file and formats it as a Refman (RIS) file.
+"""
+
+__author__ = "Noëlle Anthony"
+__version__ = "0.1.0"
+
+import sys, os
+
+class Citation:
+	def __init__(self, filename):
+		chunks = filename.split(".")
+		if len(chunks) == 1: # has no extension
+			self.fn, self.ext = chunks[0], ""
+		elif len(chunks) >= 3: # has multiple periods in filename, last one indicates extension
+			self.fn, self.ext = ".".join(chunks[:-1]), chunks[-1]
+		else: # has one period in filename
+			self.fn, self.ext = chunks[0], chunks[1]
+
+	def toString(self):
+		return "Current file: {}.{}".format(self.fn, self.ext)
+
+	def print(self):
+		print("Current file: {}.{}").format(self.fn, self.ext)
+
+def main(filename):
+	cite = Citation(filename)
+
+if __name__ == "__main__":
+	args = sys.argv()
+	if len(args) < 2:
+		print("Input file required.")
+		os.exit(0)
+	main(args[1])