Make printer line width configurable

printer.py

@@ -20,6 +20,8 @@ import tweepy
 logging.basicConfig(level=logging.INFO)
 logger = logging.getLogger("tweet-printer")
 
+printer_line_width = 48
+
 def load_config():
     fn = "config.toml"
     cfg = {}
@@ -64,14 +66,15 @@ def load_config():
 
 
 def format_header(handle, name, dt, is_rt=None):
-    space_total = 28
+    space_for_datetime = 20
+    space = printer_line_width-space_for_datetime
     header = ""
     if is_rt is None:
         is_rt = False
     if is_rt:
         header += "RT by "
-    header += f"@{handle} "[:28]
-    space_for_name = space_total-len(header)-2
+    header += f"@{handle} "[:space]
+    space_for_name = space-len(header)-2
 
     shortened_by=0
 
@@ -83,7 +86,7 @@ def format_header(handle, name, dt, is_rt=None):
             shortened_by = len(name)-shortened_name_len
             header+=f"({name[:shortened_name_len]}...)"
 
-    header = header.ljust(28)
+    header = header.ljust(space)
     header += dt.strftime(" %Y-%m-%d %H:%M:%S")
     #if shortened_by>0:
     #    header += f" name shoretened by {shortened_by}"