Command line switches and new functionality

requirements.txt

@@ -6,7 +6,6 @@ feedparser==5.2.1
 idna==2.10
 importlib-metadata==1.7.0
 Pillow==7.2.0
-pkg-resources==0.0.0
 pyserial==3.4
 python-escpos==2.2.0
 pyusb==1.0.2

smallprint.py

@@ -1,6 +1,7 @@
 #! /usr/bin/env python
 
 # python imports
+import argparse
 import logging
 import datetime
 import os.path
@@ -37,7 +38,7 @@ def initialize():
     printer_endpoint = config.get("PRINTER_ENDPOINT") or 0x01
 
     # return Usb(prid1, prid2, printer_interface, printer_endpoint)
-    return File("/dev/usb/lp2")
+    return File("/dev/usb/lp0")
 
 
 def reset_defaults(printer):
@@ -144,21 +145,87 @@ def _print_rss_item(item):
     printer.text("\n")
 
 
+def print_text(printer, text):
+    """
+    Prints a text in the smallest form possible
+    """
+    reset_defaults(printer)
+    # Set the font to a small one and align to
+    # the left
+    printer.set(align="left",
+                text_type="NORMAL",
+                font="b",
+                smooth=True)
+    printer.text("\n")
+    printer.text(text)
+
+
+def print_file(printer, file):
+    """
+    Prints a file
+    """
+    reset_defaults(printer)
+    # Set the font to a small one and align to
+    # the left
+    printer.set(align="left",
+                text_type="NORMAL",
+                font="b",
+                smooth=True)
+
+    printer.text("\n")
+
+    for line in file:
+        printer.text(line)
+
+    file.close()
+    printer.text("\n\n")
+
+
+
 def clear_html(text):
     cleanr = re.compile('<.*?>|&([a-z0-9]+|#[0-9]{1,6}|#x[0-9a-f]{1,6});')
     cleantext = re.sub(cleanr, '', text)
     return cleantext
 
 
+def create_parser():
+    """
+    Create an argpaser for command line interaction
+    """
+    parser = argparse.ArgumentParser()
+
+    parser.add_argument("--weather", default=False)
+    parser.add_argument("--news", default=False)
+    parser.add_argument("--text", nargs=1, default=None)
+    parser.add_argument("--file", default=None, type=open)
+
+    return parser
+
+
 if __name__ == "__main__":
     printer = initialize()
-    print_weather(printer)
-    printer.text("\n\n")
-    print_rss(printer, "https://victorhckinthefreeworld.com/feed/")
-    printer.text("\n\n")
-    print_rss(printer, "https://pedalibre.org/feed/")
-    printer.text("\n\n")
-    print_rss(printer, "https://skyandtelescope.org/observing/sky-at-a-glance/feed/")
-    printer.text("\n\n")
-    print_rss(printer, "https://www.space.com/feeds/all", news=2)
-    printer.text("\n\n")
+
+    parser = create_parser()
+    args = parser.parse_args()
+
+    if args.text:
+        print_text(printer, args.text)
+        printer.text("\n\n")
+
+    if args.file:
+        print_file(printer, args.file)
+        printer.text("\n\n")
+
+    if args.weather:
+        print_weather(printer)
+        printer.text("\n\n")
+
+    if args.news:
+        print_rss(printer, "https://victorhckinthefreeworld.com/feed/")
+        printer.text("\n\n")
+        print_rss(printer, "https://pedalibre.org/feed/")
+        printer.text("\n\n")
+        print_rss(printer, "https://skyandtelescope.org/observing/sky-at-a-glance/feed/")
+        printer.text("\n\n")
+        print_rss(printer, "https://www.space.com/feeds/all", news=2)
+        printer.text("\n\n")