Implement relative dates in list-format

setup.py

@@ -31,6 +31,7 @@ setup(
     url = "https://github.com/bram85/topydo",
     install_requires = [
         'six >= 1.9.0',
+        'arrow',
     ],
     extras_require = {
         ':sys_platform=="win32"': ['colorama>=0.2.5'],

topydo/lib/ListFormat.py

@@ -16,9 +16,16 @@
 
 """ Ulities for formatting output with "list_format" option."""
 
+import arrow
+
 def filler(p_str, p_len):
     """
     Returns p_str preceded by additional spaces if p_str is shorter than p_len.
     """
     to_fill = p_len - len(p_str)
     return to_fill*' ' + p_str
+
+def humanize_date(p_datetime):
+    now = arrow.now()
+    date = now.replace(day=p_datetime.day, month=p_datetime.month, year=p_datetime.year)
+    return date.humanize()

topydo/lib/PrettyPrinterFilter.py

@@ -22,7 +22,7 @@ from six import u
 
 from topydo.lib.Colors import NEUTRAL_COLOR, Colors
 from topydo.lib.Config import config
-from topydo.lib.ListFormat import filler
+from topydo.lib.ListFormat import filler, humanize_date
 
 
 class PrettyPrinterFilter(object):
@@ -140,13 +140,13 @@ class PrettyPrinterFormatFilter(PrettyPrinterFilter):
             'c': lambda t: t.creation_date().isoformat() if t.creation_date() else '',
 
             # relative creation date
-            'C': lambda t: '#', # TODO: humanized creation date
+            'C': lambda t: humanize_date(t.creation_date()) if t.creation_date() else '',
 
             # absolute due date
             'd': lambda t: t.due_date().isoformat() if t.due_date() else '',
 
             # relative due date
-            'D': lambda t: '#', # TODO: humanized due date
+            'D': lambda t: humanize_date(t.due_date()) if t.due_date() else '',
 
             # todo ID
             'i': lambda t: str(self.todolist.number(t)),
@@ -168,7 +168,7 @@ class PrettyPrinterFormatFilter(PrettyPrinterFilter):
             't': lambda t: t.start_date().isoformat() if t.start_date() else '',
 
             # relative start date
-            'T': lambda t: '#', # TODO: humanized start date
+            'T': lambda t: humanize_date(t.start_date()) if t.start_date() else '',
 
             # literal %
             '%': lambda _: '%',