mirror of
https://github.com/littlefs-project/littlefs.git
synced 2025-12-06 07:32:43 +00:00
1532 lines
48 KiB
Python
Executable File
1532 lines
48 KiB
Python
Executable File
#!/usr/bin/env python3
|
||
#
|
||
# Inspired by d3:
|
||
# https://d3js.org
|
||
#
|
||
|
||
# prevent local imports
|
||
if __name__ == "__main__":
|
||
__import__('sys').path.pop(0)
|
||
|
||
import bisect
|
||
import collections as co
|
||
import csv
|
||
import fnmatch
|
||
import io
|
||
import itertools as it
|
||
import math as mt
|
||
import os
|
||
import re
|
||
import shutil
|
||
import time
|
||
|
||
try:
|
||
import inotify_simple
|
||
except ModuleNotFoundError:
|
||
inotify_simple = None
|
||
|
||
|
||
# we don't actually need that many chars/colors thanks to the
|
||
# 4-colorability of all 2d maps
|
||
COLORS = [
|
||
'34', # blue
|
||
'31', # red
|
||
'32', # green
|
||
'35', # purple
|
||
'33', # yellow
|
||
'36', # cyan
|
||
]
|
||
|
||
CHARS_DOTS = " .':"
|
||
CHARS_BRAILLE = (
|
||
'⠀⢀⡀⣀⠠⢠⡠⣠⠄⢄⡄⣄⠤⢤⡤⣤' '⠐⢐⡐⣐⠰⢰⡰⣰⠔⢔⡔⣔⠴⢴⡴⣴'
|
||
'⠂⢂⡂⣂⠢⢢⡢⣢⠆⢆⡆⣆⠦⢦⡦⣦' '⠒⢒⡒⣒⠲⢲⡲⣲⠖⢖⡖⣖⠶⢶⡶⣶'
|
||
'⠈⢈⡈⣈⠨⢨⡨⣨⠌⢌⡌⣌⠬⢬⡬⣬' '⠘⢘⡘⣘⠸⢸⡸⣸⠜⢜⡜⣜⠼⢼⡼⣼'
|
||
'⠊⢊⡊⣊⠪⢪⡪⣪⠎⢎⡎⣎⠮⢮⡮⣮' '⠚⢚⡚⣚⠺⢺⡺⣺⠞⢞⡞⣞⠾⢾⡾⣾'
|
||
'⠁⢁⡁⣁⠡⢡⡡⣡⠅⢅⡅⣅⠥⢥⡥⣥' '⠑⢑⡑⣑⠱⢱⡱⣱⠕⢕⡕⣕⠵⢵⡵⣵'
|
||
'⠃⢃⡃⣃⠣⢣⡣⣣⠇⢇⡇⣇⠧⢧⡧⣧' '⠓⢓⡓⣓⠳⢳⡳⣳⠗⢗⡗⣗⠷⢷⡷⣷'
|
||
'⠉⢉⡉⣉⠩⢩⡩⣩⠍⢍⡍⣍⠭⢭⡭⣭' '⠙⢙⡙⣙⠹⢹⡹⣹⠝⢝⡝⣝⠽⢽⡽⣽'
|
||
'⠋⢋⡋⣋⠫⢫⡫⣫⠏⢏⡏⣏⠯⢯⡯⣯' '⠛⢛⡛⣛⠻⢻⡻⣻⠟⢟⡟⣟⠿⢿⡿⣿')
|
||
|
||
|
||
# open with '-' for stdin/stdout
|
||
def openio(path, mode='r', buffering=-1):
|
||
import os
|
||
if path == '-':
|
||
if 'r' in mode:
|
||
return os.fdopen(os.dup(sys.stdin.fileno()), mode, buffering)
|
||
else:
|
||
return os.fdopen(os.dup(sys.stdout.fileno()), mode, buffering)
|
||
else:
|
||
return open(path, mode, buffering)
|
||
|
||
# keep-open stuff
|
||
if inotify_simple is None:
|
||
Inotify = None
|
||
else:
|
||
class Inotify(inotify_simple.INotify):
|
||
def __init__(self, paths):
|
||
super().__init__()
|
||
|
||
# wait for interesting events
|
||
flags = (inotify_simple.flags.ATTRIB
|
||
| inotify_simple.flags.CREATE
|
||
| inotify_simple.flags.DELETE
|
||
| inotify_simple.flags.DELETE_SELF
|
||
| inotify_simple.flags.MODIFY
|
||
| inotify_simple.flags.MOVED_FROM
|
||
| inotify_simple.flags.MOVED_TO
|
||
| inotify_simple.flags.MOVE_SELF)
|
||
|
||
# recurse into directories
|
||
for path in paths:
|
||
if os.path.isdir(path):
|
||
for dir, _, files in os.walk(path):
|
||
self.add_watch(dir, flags)
|
||
for f in files:
|
||
self.add_watch(os.path.join(dir, f), flags)
|
||
else:
|
||
self.add_watch(path, flags)
|
||
|
||
# a pseudo-stdout ring buffer
|
||
class RingIO:
|
||
def __init__(self, maxlen=None, head=False):
|
||
self.maxlen = maxlen
|
||
self.head = head
|
||
self.lines = co.deque(
|
||
maxlen=max(maxlen, 0) if maxlen is not None else None)
|
||
self.tail = io.StringIO()
|
||
|
||
# trigger automatic sizing
|
||
self.resize(self.maxlen)
|
||
|
||
@property
|
||
def width(self):
|
||
# just fetch this on demand, we don't actually use width
|
||
return shutil.get_terminal_size((80, 5))[0]
|
||
|
||
@property
|
||
def height(self):
|
||
# calculate based on terminal height?
|
||
if self.maxlen is None or self.maxlen <= 0:
|
||
return max(
|
||
shutil.get_terminal_size((80, 5))[1]
|
||
+ (self.maxlen or 0),
|
||
0)
|
||
# limit to maxlen
|
||
else:
|
||
return self.maxlen
|
||
|
||
def resize(self, maxlen):
|
||
self.maxlen = maxlen
|
||
if maxlen is not None and maxlen <= 0:
|
||
maxlen = self.height
|
||
if maxlen != self.lines.maxlen:
|
||
self.lines = co.deque(self.lines, maxlen=maxlen)
|
||
|
||
def __len__(self):
|
||
return len(self.lines)
|
||
|
||
def write(self, s):
|
||
# note using split here ensures the trailing string has no newline
|
||
lines = s.split('\n')
|
||
|
||
if len(lines) > 1 and self.tail.getvalue():
|
||
self.tail.write(lines[0])
|
||
lines[0] = self.tail.getvalue()
|
||
self.tail = io.StringIO()
|
||
|
||
self.lines.extend(lines[:-1])
|
||
|
||
if lines[-1]:
|
||
self.tail.write(lines[-1])
|
||
|
||
# keep track of maximum drawn canvas
|
||
canvas_lines = 1
|
||
|
||
def draw(self):
|
||
# did terminal size change?
|
||
self.resize(self.maxlen)
|
||
|
||
# copy lines
|
||
lines = self.lines.copy()
|
||
# pad to fill any existing canvas, but truncate to terminal size
|
||
h = shutil.get_terminal_size((80, 5))[1]
|
||
lines.extend('' for _ in range(
|
||
len(lines),
|
||
min(RingIO.canvas_lines, h)))
|
||
while len(lines) > h:
|
||
if self.head:
|
||
lines.pop()
|
||
else:
|
||
lines.popleft()
|
||
|
||
# build up the redraw in memory first and render in a single
|
||
# write call, this minimizes flickering caused by the cursor
|
||
# jumping around
|
||
canvas = []
|
||
|
||
# hide the cursor
|
||
canvas.append('\x1b[?25l')
|
||
|
||
# give ourself a canvas
|
||
while RingIO.canvas_lines < len(lines):
|
||
canvas.append('\n')
|
||
RingIO.canvas_lines += 1
|
||
|
||
# write lines from top to bottom so later lines overwrite earlier
|
||
# lines, note xA/xB stop at terminal boundaries
|
||
for i, line in enumerate(lines):
|
||
# move to col 0
|
||
canvas.append('\r')
|
||
# move up to line
|
||
if len(lines)-1-i > 0:
|
||
canvas.append('\x1b[%dA' % (len(lines)-1-i))
|
||
# clear line
|
||
canvas.append('\x1b[K')
|
||
# disable line wrap
|
||
canvas.append('\x1b[?7l')
|
||
# print the line
|
||
canvas.append(line)
|
||
# enable line wrap
|
||
canvas.append('\x1b[?7h') # enable line wrap
|
||
# move back down
|
||
if len(lines)-1-i > 0:
|
||
canvas.append('\x1b[%dB' % (len(lines)-1-i))
|
||
|
||
# show the cursor again
|
||
canvas.append('\x1b[?25h')
|
||
|
||
# write to stdout and flush
|
||
sys.stdout.write(''.join(canvas))
|
||
sys.stdout.flush()
|
||
|
||
# parse different data representations
|
||
def dat(x, *args):
|
||
try:
|
||
# allow the first part of an a/b fraction
|
||
if '/' in x:
|
||
x, _ = x.split('/', 1)
|
||
|
||
# first try as int
|
||
try:
|
||
return int(x, 0)
|
||
except ValueError:
|
||
pass
|
||
|
||
# then try as float
|
||
try:
|
||
return float(x)
|
||
except ValueError:
|
||
pass
|
||
|
||
# else give up
|
||
raise ValueError("invalid dat %r" % x)
|
||
|
||
# default on error?
|
||
except ValueError as e:
|
||
if args:
|
||
return args[0]
|
||
else:
|
||
raise
|
||
|
||
def collect(csv_paths, defines=[]):
|
||
# collect results from CSV files
|
||
fields = []
|
||
results = []
|
||
for path in csv_paths:
|
||
try:
|
||
with openio(path) as f:
|
||
reader = csv.DictReader(f, restval='')
|
||
fields.extend(
|
||
k for k in reader.fieldnames or []
|
||
if k not in fields)
|
||
for r in reader:
|
||
# filter by matching defines
|
||
if not all(any(fnmatch.fnmatchcase(r.get(k, ''), v)
|
||
for v in vs)
|
||
for k, vs in defines):
|
||
continue
|
||
|
||
results.append(r)
|
||
except FileNotFoundError:
|
||
pass
|
||
|
||
return fields, results
|
||
|
||
def fold(results, by=None, fields=None, defines=[]):
|
||
# filter by matching defines
|
||
if defines:
|
||
results_ = []
|
||
for r in results:
|
||
if all(any(fnmatch.fnmatchcase(r.get(k, ''), v)
|
||
for v in vs)
|
||
for k, vs in defines):
|
||
results_.append(r)
|
||
results = results_
|
||
|
||
if by:
|
||
# find all 'by' values
|
||
keys = set()
|
||
for r in results:
|
||
keys.add(tuple(r.get(k, '') for k in by))
|
||
keys = sorted(keys)
|
||
|
||
# collect datasets
|
||
datasets = co.OrderedDict()
|
||
dataattrs = co.OrderedDict()
|
||
for key in (keys if by else [()]):
|
||
for field in fields:
|
||
# organize by 'by' and field
|
||
dataset = []
|
||
dataattr = {}
|
||
for r in results:
|
||
# filter by 'by'
|
||
if by and not all(
|
||
k in r and r[k] == v
|
||
for k, v in zip(by, key)):
|
||
continue
|
||
|
||
# find field
|
||
if field is not None:
|
||
if field not in r:
|
||
continue
|
||
try:
|
||
v = dat(r[field])
|
||
except ValueError:
|
||
continue
|
||
else:
|
||
v = None
|
||
|
||
# do _not_ sum v here, it's tempting but risks
|
||
# incorrect and misleading results
|
||
dataset.append(v)
|
||
|
||
# include all fields in dataattrs in case we use
|
||
# them for % modifiers
|
||
dataattr.update(r)
|
||
|
||
# hide 'field' if there is only one field
|
||
key_ = key
|
||
if len(fields or []) > 1 or not key_:
|
||
key_ += (field,)
|
||
datasets[key_] = dataset
|
||
dataattrs[key_] = dataattr
|
||
|
||
return datasets, dataattrs
|
||
|
||
# a representation of optionally key-mapped attrs
|
||
class CsvAttr:
|
||
def __init__(self, attrs, defaults=None):
|
||
if attrs is None:
|
||
attrs = []
|
||
if isinstance(attrs, dict):
|
||
attrs = attrs.items()
|
||
|
||
# normalize
|
||
self.attrs = []
|
||
self.keyed = co.OrderedDict()
|
||
for attr in attrs:
|
||
if not isinstance(attr, tuple):
|
||
attr = ((), attr)
|
||
if attr[0] in {None, (), (None,), ('*',)}:
|
||
attr = ((), attr[1])
|
||
if not isinstance(attr[0], tuple):
|
||
attr = ((attr[0],), attr[1])
|
||
|
||
self.attrs.append(attr)
|
||
if attr[0] not in self.keyed:
|
||
self.keyed[attr[0]] = []
|
||
self.keyed[attr[0]].append(attr[1])
|
||
|
||
# create attrs object for defaults
|
||
if isinstance(defaults, CsvAttr):
|
||
self.defaults = defaults
|
||
elif defaults is not None:
|
||
self.defaults = CsvAttr(defaults)
|
||
else:
|
||
self.defaults = None
|
||
|
||
def __repr__(self):
|
||
if self.defaults is None:
|
||
return 'CsvAttr(%r)' % (
|
||
[(','.join(attr[0]), attr[1])
|
||
for attr in self.attrs])
|
||
else:
|
||
return 'CsvAttr(%r, %r)' % (
|
||
[(','.join(attr[0]), attr[1])
|
||
for attr in self.attrs],
|
||
[(','.join(attr[0]), attr[1])
|
||
for attr in self.defaults.attrs])
|
||
|
||
def __iter__(self):
|
||
if () in self.keyed:
|
||
return it.cycle(self.keyed[()])
|
||
elif self.defaults is not None:
|
||
return iter(self.defaults)
|
||
else:
|
||
return iter(())
|
||
|
||
def __bool__(self):
|
||
return bool(self.attrs)
|
||
|
||
def __getitem__(self, key):
|
||
if isinstance(key, tuple):
|
||
if len(key) > 0 and not isinstance(key[0], str):
|
||
i, key = key
|
||
if not isinstance(key, tuple):
|
||
key = (key,)
|
||
else:
|
||
i, key = 0, key
|
||
elif isinstance(key, str):
|
||
i, key = 0, (key,)
|
||
else:
|
||
i, key = key, ()
|
||
|
||
# try to lookup by key
|
||
best = None
|
||
for ks, vs in self.keyed.items():
|
||
prefix = []
|
||
for j, k in enumerate(ks):
|
||
if j < len(key) and fnmatch.fnmatchcase(key[j], k):
|
||
prefix.append(k)
|
||
else:
|
||
prefix = None
|
||
break
|
||
|
||
if prefix is not None and (
|
||
best is None or len(prefix) >= len(best[0])):
|
||
best = (prefix, vs)
|
||
|
||
if best is not None:
|
||
# cycle based on index
|
||
return best[1][i % len(best[1])]
|
||
|
||
# fallback to defaults?
|
||
if self.defaults is not None:
|
||
return self.defaults[i, key]
|
||
|
||
raise KeyError(i, key)
|
||
|
||
def get(self, key, default=None):
|
||
try:
|
||
return self.__getitem__(key)
|
||
except KeyError:
|
||
return default
|
||
|
||
def __contains__(self, key):
|
||
try:
|
||
self.__getitem__(key)
|
||
return True
|
||
except KeyError:
|
||
return False
|
||
|
||
# get all results for a given key
|
||
def getall(self, key, default=None):
|
||
if not isinstance(key, tuple):
|
||
key = (key,)
|
||
|
||
# try to lookup by key
|
||
best = None
|
||
for ks, vs in self.keyed.items():
|
||
prefix = []
|
||
for j, k in enumerate(ks):
|
||
if j < len(key) and fnmatch.fnmatchcase(key[j], k):
|
||
prefix.append(k)
|
||
else:
|
||
prefix = None
|
||
break
|
||
|
||
if prefix is not None and (
|
||
best is None or len(prefix) >= len(best[0])):
|
||
best = (prefix, vs)
|
||
|
||
if best is not None:
|
||
return best[1]
|
||
|
||
# fallback to defaults?
|
||
if self.defaults is not None:
|
||
return self.defaults.getall(key, default)
|
||
|
||
raise default
|
||
|
||
# a key function for sorting by key order
|
||
def key(self, key):
|
||
if not isinstance(key, tuple):
|
||
key = (key,)
|
||
|
||
best = None
|
||
for i, ks in enumerate(self.keyed.keys()):
|
||
prefix = []
|
||
for j, k in enumerate(ks):
|
||
if j < len(key) and (not k or key[j] == k):
|
||
prefix.append(k)
|
||
else:
|
||
prefix = None
|
||
break
|
||
|
||
if prefix is not None and (
|
||
best is None or len(prefix) >= len(best[0])):
|
||
best = (prefix, i)
|
||
|
||
if best is not None:
|
||
return best[1]
|
||
|
||
# fallback to defaults?
|
||
if self.defaults is not None:
|
||
return len(self.keyed) + self.defaults.key(key)
|
||
|
||
return len(self.keyed)
|
||
|
||
# parse %-escaped strings
|
||
#
|
||
# attrs can override __getitem__ for lazy attr generation
|
||
def punescape(s, attrs=None):
|
||
pattern = re.compile(
|
||
'%[%n]'
|
||
'|' '%x..'
|
||
'|' '%u....'
|
||
'|' '%U........'
|
||
'|' '%\((?P<field>[^)]*)\)'
|
||
'(?P<format>[+\- #0-9\.]*[sdboxXfFeEgG])')
|
||
def unescape(m):
|
||
if m.group()[1] == '%': return '%'
|
||
elif m.group()[1] == 'n': return '\n'
|
||
elif m.group()[1] == 'x': return chr(int(m.group()[2:], 16))
|
||
elif m.group()[1] == 'u': return chr(int(m.group()[2:], 16))
|
||
elif m.group()[1] == 'U': return chr(int(m.group()[2:], 16))
|
||
elif m.group()[1] == '(':
|
||
if attrs is not None:
|
||
try:
|
||
v = attrs[m.group('field')]
|
||
except KeyError:
|
||
return m.group()
|
||
else:
|
||
return m.group()
|
||
f = m.group('format')
|
||
if f[-1] in 'dboxX':
|
||
if isinstance(v, str):
|
||
v = dat(v, 0)
|
||
v = int(v)
|
||
elif f[-1] in 'fFeEgG':
|
||
if isinstance(v, str):
|
||
v = dat(v, 0)
|
||
v = float(v)
|
||
else:
|
||
f = ('<' if '-' in f else '>') + f.replace('-', '')
|
||
v = str(v)
|
||
# note we need Python's new format syntax for binary
|
||
return ('{:%s}' % f).format(v)
|
||
else: assert False
|
||
|
||
return re.sub(pattern, unescape, s)
|
||
|
||
# split %-escaped strings into chars
|
||
def psplit(s):
|
||
pattern = re.compile(
|
||
'%[%n]'
|
||
'|' '%x..'
|
||
'|' '%u....'
|
||
'|' '%U........'
|
||
'|' '%\((?P<field>[^)]*)\)'
|
||
'(?P<format>[+\- #0-9\.]*[sdboxXfFeEgG])')
|
||
return [m.group() for m in re.finditer(pattern.pattern + '|.', s)]
|
||
|
||
|
||
# a little ascii renderer
|
||
class Canvas:
|
||
def __init__(self, width, height, *,
|
||
color=False,
|
||
dots=False,
|
||
braille=False):
|
||
# scale if we're printing with dots or braille
|
||
if braille:
|
||
xscale, yscale = 2, 4
|
||
elif dots:
|
||
xscale, yscale = 1, 2
|
||
else:
|
||
xscale, yscale = 1, 1
|
||
|
||
self.width_ = width
|
||
self.height_ = height
|
||
self.width = xscale*width
|
||
self.height = yscale*height
|
||
self.xscale = xscale
|
||
self.yscale = yscale
|
||
self.color_ = color
|
||
self.dots = dots
|
||
self.braille = braille
|
||
|
||
# create initial canvas
|
||
self.chars = [0] * (width*height)
|
||
self.colors = [''] * (width*height)
|
||
|
||
def char(self, x, y, char=None):
|
||
# ignore out of bounds
|
||
if x < 0 or y < 0 or x >= self.width or y >= self.height:
|
||
return False
|
||
|
||
x_ = x // self.xscale
|
||
y_ = y // self.yscale
|
||
if char is not None:
|
||
c = self.chars[x_ + y_*self.width_]
|
||
# mask in sub-char pixel?
|
||
if isinstance(char, bool):
|
||
if not isinstance(c, int):
|
||
c = 0
|
||
self.chars[x_ + y_*self.width_] = (c
|
||
| (1
|
||
<< ((y%self.yscale)*self.xscale
|
||
+ (self.xscale-1)-(x%self.xscale))))
|
||
else:
|
||
self.chars[x_ + y_*self.width_] = char
|
||
else:
|
||
c = self.chars[x_ + y_*self.width_]
|
||
if isinstance(c, int):
|
||
return ((c
|
||
>> ((y%self.yscale)*self.xscale
|
||
+ (self.xscale-1)-(x%self.xscale)))
|
||
& 1) == 1
|
||
else:
|
||
return c
|
||
|
||
def color(self, x, y, color=None):
|
||
# ignore out of bounds
|
||
if x < 0 or y < 0 or x >= self.width or y >= self.height:
|
||
return ''
|
||
|
||
x_ = x // self.xscale
|
||
y_ = y // self.yscale
|
||
if color is not None:
|
||
self.colors[x_ + y_*self.width_] = color
|
||
else:
|
||
return self.colors[x_ + y_*self.width_]
|
||
|
||
def __getitem__(self, xy):
|
||
x, y = xy
|
||
return self.char(x, y)
|
||
|
||
def __setitem__(self, xy, char):
|
||
x, y = xy
|
||
self.char(x, y, char)
|
||
|
||
def point(self, x, y, *,
|
||
char=True,
|
||
color=''):
|
||
self.char(x, y, char)
|
||
self.color(x, y, color)
|
||
|
||
def line(self, x1, y1, x2, y2, *,
|
||
char=True,
|
||
color=''):
|
||
# incremental error line algorithm
|
||
ex = abs(x2 - x1)
|
||
ey = -abs(y2 - y1)
|
||
dx = +1 if x1 < x2 else -1
|
||
dy = +1 if y1 < y2 else -1
|
||
e = ex + ey
|
||
|
||
while True:
|
||
self.point(x1, y1, char=char, color=color)
|
||
e2 = 2*e
|
||
|
||
if x1 == x2 and y1 == y2:
|
||
break
|
||
|
||
if e2 > ey:
|
||
e += ey
|
||
x1 += dx
|
||
|
||
if x1 == x2 and y1 == y2:
|
||
break
|
||
|
||
if e2 < ex:
|
||
e += ex
|
||
y1 += dy
|
||
|
||
self.point(x2, y2, char=char, color=color)
|
||
|
||
def rect(self, x, y, w, h, *,
|
||
char=True,
|
||
color=''):
|
||
for j in range(h):
|
||
for i in range(w):
|
||
self.point(x+i, y+j, char=char, color=color)
|
||
|
||
def label(self, x, y, label, width=None, height=None, *,
|
||
color=''):
|
||
x_ = x
|
||
y_ = y
|
||
for char in label:
|
||
if char == '\n':
|
||
x_ = x
|
||
y_ -= self.yscale
|
||
else:
|
||
if ((width is None or x_ < x+width)
|
||
and (height is None or y_ > y-height)):
|
||
self.point(x_, y_, char=char, color=color)
|
||
x_ += self.xscale
|
||
|
||
def draw(self, row):
|
||
y_ = self.height_-1 - row
|
||
row_ = []
|
||
for x_ in range(self.width_):
|
||
# char?
|
||
c = self.chars[x_ + y_*self.width_]
|
||
if isinstance(c, int):
|
||
if self.braille:
|
||
assert c < 256
|
||
c = CHARS_BRAILLE[c]
|
||
elif self.dots:
|
||
assert c < 4
|
||
c = CHARS_DOTS[c]
|
||
else:
|
||
assert c < 2
|
||
c = '.' if c else ' '
|
||
|
||
# color?
|
||
if self.color_:
|
||
color = self.colors[x_ + y_*self.width_]
|
||
if color:
|
||
c = '\x1b[%sm%s\x1b[m' % (color, c)
|
||
|
||
row_.append(c)
|
||
|
||
return ''.join(row_)
|
||
|
||
|
||
# a type to represent tiles
|
||
class Tile:
|
||
def __init__(self, key, children, *,
|
||
x=None, y=None, width=None, height=None,
|
||
depth=None,
|
||
attrs=None,
|
||
label=None,
|
||
color=None):
|
||
self.key = key
|
||
if isinstance(children, list):
|
||
self.children = children
|
||
self.value = sum(c.value for c in children)
|
||
else:
|
||
self.children = []
|
||
self.value = children
|
||
|
||
self.x = x
|
||
self.y = y
|
||
self.width = width
|
||
self.height = height
|
||
self.depth = depth
|
||
self.attrs = attrs
|
||
self.label = label
|
||
self.color = color
|
||
|
||
def __repr__(self):
|
||
return 'Tile(%r, %r, x=%r, y=%r, width=%r, height=%r)' % (
|
||
','.join(self.key), self.value,
|
||
self.x, self.y, self.width, self.height)
|
||
|
||
# recursively build heirarchy
|
||
@staticmethod
|
||
def merge(tiles, prefix=()):
|
||
# organize by 'by' field
|
||
tiles_ = co.OrderedDict()
|
||
for t in tiles:
|
||
if len(prefix)+1 >= len(t.key):
|
||
tiles_[t.key] = t
|
||
else:
|
||
key = prefix + (t.key[len(prefix)],)
|
||
if key not in tiles_:
|
||
tiles_[key] = []
|
||
tiles_[key].append(t)
|
||
|
||
tiles__ = []
|
||
for key, t in tiles_.items():
|
||
if isinstance(t, Tile):
|
||
tiles__.append(t)
|
||
else:
|
||
tiles__.append(Tile.merge(t, key))
|
||
tiles_ = tiles__
|
||
|
||
return Tile(prefix, tiles_, depth=len(prefix))
|
||
|
||
def __lt__(self, other):
|
||
return self.value < other.value
|
||
|
||
def __le__(self, other):
|
||
return self.value <= other.value
|
||
|
||
def __gt__(self, other):
|
||
return self.value > other.value
|
||
|
||
def __ge__(self, other):
|
||
return self.value >= other.value
|
||
|
||
# recursive traversals
|
||
def tiles(self):
|
||
yield self
|
||
for child in self.children:
|
||
yield from child.tiles()
|
||
|
||
def leaves(self):
|
||
for t in self.tiles():
|
||
if not t.children:
|
||
yield t
|
||
|
||
# sort recursively
|
||
def sort(self):
|
||
self.children.sort(reverse=True)
|
||
for t in self.children:
|
||
t.sort()
|
||
|
||
# recursive align to pixel boundaries
|
||
def align(self):
|
||
# this extra +0.1 and using points instead of width/height is
|
||
# to help minimize rounding errors
|
||
x0 = int(self.x+0.1)
|
||
y0 = int(self.y+0.1)
|
||
x1 = int(self.x+self.width+0.1)
|
||
y1 = int(self.y+self.height+0.1)
|
||
self.x = x0
|
||
self.y = y0
|
||
self.width = x1 - x0
|
||
self.height = y1 - y0
|
||
|
||
# recurse
|
||
for t in self.children:
|
||
t.align()
|
||
|
||
# return some interesting info about these tiles
|
||
def stat(self):
|
||
leaves = list(self.leaves())
|
||
mean = self.value / max(len(leaves), 1)
|
||
stddev = mt.sqrt(sum((t.value - mean)**2 for t in leaves)
|
||
/ max(len(leaves), 1))
|
||
min_ = min((t.value for t in leaves), default=0)
|
||
max_ = max((t.value for t in leaves), default=0)
|
||
return {
|
||
'total': self.value,
|
||
'mean': mean,
|
||
'stddev': stddev,
|
||
'min': min_,
|
||
'max': max_,
|
||
}
|
||
|
||
|
||
# bounded division, limits result to dividend, useful for avoiding
|
||
# divide-by-zero issues
|
||
def bdiv(a, b):
|
||
return a / max(b, 1)
|
||
|
||
# our partitioning schemes
|
||
|
||
def partition_binary(children, total, x, y, width, height):
|
||
sums = [0]
|
||
for t in children:
|
||
sums.append(sums[-1] + t.value)
|
||
|
||
# recursively partition into a roughly weight-balanced binary tree
|
||
def partition_(i, j, value, x, y, width, height):
|
||
# no child? guess we're done
|
||
if i == j:
|
||
return
|
||
# single child? assign the partition
|
||
elif i == j-1:
|
||
children[i].x = x
|
||
children[i].y = y
|
||
children[i].width = width
|
||
children[i].height = height
|
||
return
|
||
|
||
# binary search to find best split index
|
||
target = sums[i] + (value / 2)
|
||
k = bisect.bisect(sums, target, i+1, j-1)
|
||
|
||
# nudge split index if it results in less error
|
||
if k > i+1 and (sums[k] - target) > (target - sums[k-1]):
|
||
k -= 1
|
||
|
||
l = sums[k] - sums[i]
|
||
r = value - l
|
||
|
||
# split horizontally?
|
||
if width > height:
|
||
dx = bdiv(sums[k] - sums[i], value) * width
|
||
partition_(i, k, l, x, y, dx, height)
|
||
partition_(k, j, r, x+dx, y, width-dx, height)
|
||
|
||
# split vertically?
|
||
else:
|
||
dy = bdiv(sums[k] - sums[i], value) * height
|
||
partition_(i, k, l, x, y, width, dy)
|
||
partition_(k, j, r, x, y+dy, width, height-dy)
|
||
|
||
partition_(0, len(children), total, x, y, width, height)
|
||
|
||
def partition_slice(children, total, x, y, width, height):
|
||
# give each child a slice
|
||
x_ = x
|
||
for t in children:
|
||
t.x = x_
|
||
t.y = y
|
||
t.width = bdiv(t.value, total) * width
|
||
t.height = height
|
||
|
||
x_ += t.width
|
||
|
||
def partition_dice(children, total, x, y, width, height):
|
||
# give each child a slice
|
||
y_ = y
|
||
for t in children:
|
||
t.x = x
|
||
t.y = y_
|
||
t.width = width
|
||
t.height = bdiv(t.value, total) * height
|
||
|
||
y_ += t.height
|
||
|
||
def partition_squarify(children, total, x, y, width, height, *,
|
||
aspect_ratio=1/1):
|
||
# this algorithm is described here:
|
||
# https://www.win.tue.nl/~vanwijk/stm.pdf
|
||
i = 0
|
||
x_ = x
|
||
y_ = y
|
||
total_ = total
|
||
width_ = width
|
||
height_ = height
|
||
# note we don't really care about width vs height until
|
||
# actually slicing
|
||
ratio = max(aspect_ratio, 1/aspect_ratio)
|
||
|
||
while i < len(children):
|
||
# calculate initial aspect ratio
|
||
sum_ = children[i].value
|
||
min_ = children[i].value
|
||
max_ = children[i].value
|
||
w = total_ * bdiv(ratio,
|
||
max(bdiv(width_, height_), bdiv(height_, width_)))
|
||
ratio_ = max(bdiv(max_*w, sum_**2), bdiv(sum_**2, min_*w))
|
||
|
||
# keep adding children to this row/col until it starts to hurt
|
||
# our aspect ratio
|
||
j = i + 1
|
||
while j < len(children):
|
||
sum__ = sum_ + children[j].value
|
||
min__ = min(min_, children[j].value)
|
||
max__ = max(max_, children[j].value)
|
||
ratio__ = max(bdiv(max__*w, sum__**2), bdiv(sum__**2, min__*w))
|
||
if ratio__ > ratio_:
|
||
break
|
||
|
||
sum_ = sum__
|
||
min_ = min__
|
||
max_ = max__
|
||
ratio_ = ratio__
|
||
j += 1
|
||
|
||
# vertical col? dice horizontally?
|
||
if width_ > height_:
|
||
dx = bdiv(sum_, total_) * width_
|
||
partition_dice(children[i:j], sum_, x_, y_, dx, height_)
|
||
x_ += dx
|
||
width_ -= dx
|
||
|
||
# horizontal row? slice vertically?
|
||
else:
|
||
dy = bdiv(sum_, total_) * height_
|
||
partition_slice(children[i:j], sum_, x_, y_, width_, dy)
|
||
y_ += dy
|
||
height_ -= dy
|
||
|
||
# start partitioning the other direction
|
||
total_ -= sum_
|
||
i = j
|
||
|
||
|
||
def main_(ring, csv_paths, *,
|
||
by=None,
|
||
fields=None,
|
||
defines=[],
|
||
labels=[],
|
||
chars=[],
|
||
colors=[],
|
||
color='auto',
|
||
dots=False,
|
||
braille=False,
|
||
width=None,
|
||
height=None,
|
||
no_header=False,
|
||
no_stats=False,
|
||
to_scale=None,
|
||
to_ratio=1/1,
|
||
tiny=False,
|
||
title=None,
|
||
label=False,
|
||
no_label=False,
|
||
**args):
|
||
# give ring an writeln function
|
||
def writeln(s=''):
|
||
ring.write(s)
|
||
ring.write('\n')
|
||
ring.writeln = writeln
|
||
|
||
# figure out what color should be
|
||
if color == 'auto':
|
||
color = sys.stdout.isatty()
|
||
elif color == 'always':
|
||
color = True
|
||
else:
|
||
color = False
|
||
|
||
# tiny mode?
|
||
if tiny:
|
||
if to_scale is None:
|
||
to_scale = 1
|
||
no_header = True
|
||
|
||
# no title + no_stats implies no_header
|
||
if title is None and no_stats:
|
||
no_header = True
|
||
|
||
# what chars/colors/labels to use?
|
||
chars_ = []
|
||
for char in chars:
|
||
if isinstance(char, tuple):
|
||
chars_.extend((char[0], c) for c in psplit(char[1]))
|
||
else:
|
||
chars_.extend(psplit(char))
|
||
chars_ = CsvAttr(chars_)
|
||
|
||
colors_ = CsvAttr(colors, defaults=COLORS)
|
||
|
||
labels_ = CsvAttr(labels)
|
||
|
||
# figure out width/height
|
||
if width is None:
|
||
width_ = min(80, shutil.get_terminal_size((80, 5))[0])
|
||
elif width > 0:
|
||
width_ = width
|
||
else:
|
||
width_ = max(0, shutil.get_terminal_size((80, 5))[0] + width)
|
||
|
||
if height is None:
|
||
height_ = 2 if not no_header else 1
|
||
elif height > 0:
|
||
height_ = height
|
||
else:
|
||
height_ = max(0, shutil.get_terminal_size((80, 5))[1] + height)
|
||
|
||
# first collect results from CSV files
|
||
fields_, results = collect(csv_paths, defines)
|
||
|
||
if not by and not fields:
|
||
print("error: needs --by or --fields to figure out fields",
|
||
file=sys.stderr)
|
||
sys.exit(-1)
|
||
|
||
# if by not specified, guess it's anything not in fields/defines
|
||
if not by:
|
||
by = [k for k in fields_
|
||
if k not in (fields or [])
|
||
and not any(k == k_ for k_, _ in defines)]
|
||
|
||
# if fields not specified, guess it's anything not in by/defines
|
||
if not fields:
|
||
fields = [k for k in fields_
|
||
if k not in (by or [])
|
||
and not any(k == k_ for k_, _ in defines)]
|
||
|
||
# then extract the requested dataset
|
||
datasets, dataattrs = fold(results, by, fields, defines)
|
||
|
||
# build tile heirarchy
|
||
children = []
|
||
for key, dataset in datasets.items():
|
||
for i, v in enumerate(dataset):
|
||
children.append(Tile(
|
||
key + ((str(i),) if len(dataset) > 1 else ()),
|
||
v,
|
||
attrs=dataattrs[key]))
|
||
|
||
tile = Tile.merge(children)
|
||
|
||
# merge attrs
|
||
for t in tile.tiles():
|
||
if t.children:
|
||
t.attrs = {k: v
|
||
for t_ in t.leaves()
|
||
for k, v in t_.attrs.items()}
|
||
# also sum fields here in case they're used by % modifiers,
|
||
# note other fields are _not_ summed
|
||
for k in fields:
|
||
t.attrs[k] = sum(t_.value
|
||
for t_ in t.leaves()
|
||
if len(fields) == 1 or t_.key[len(by)] == k)
|
||
|
||
# assign colors/labels before sorting to keep things reproducible
|
||
|
||
# use colors for top of tree
|
||
for i, t in enumerate(tile.children):
|
||
for t_ in t.tiles():
|
||
color__ = colors_[i, t_.key]
|
||
# don't punescape unless we have to
|
||
if '%' in color__:
|
||
color__ = punescape(color__, t_.attrs)
|
||
t_.color = color__
|
||
|
||
# and chars/labels for bottom of tree
|
||
for i, t in enumerate(tile.leaves()):
|
||
if (i, t.key) in chars_:
|
||
char__ = chars_[i, t.key]
|
||
if isinstance(char__, str):
|
||
# don't punescape unless we have to
|
||
if '%' in char__:
|
||
char__ = punescape(char__, t.attrs)
|
||
char__ = char__[0] # limit to 1 char
|
||
t.char = char__
|
||
|
||
if (i, t.key) in labels_:
|
||
label__ = labels_[i, t.key]
|
||
# don't punescape unless we have to
|
||
if '%' in label__:
|
||
label__ = punescape(label__, t.attrs)
|
||
t.label = label__
|
||
|
||
# scale width/height if requested now that we have our data
|
||
if (to_scale
|
||
and (width is None or height is None)
|
||
and tile.value != 0):
|
||
# don't include header in scale
|
||
width__ = width_
|
||
height__ = height_ - (1 if not no_header else 0)
|
||
|
||
# scale width only
|
||
if height is not None:
|
||
width__ = mt.ceil((tile.value * to_scale) / max(height__, 1))
|
||
# scale height only
|
||
elif width is not None:
|
||
height__ = mt.ceil((tile.value * to_scale) / max(width__, 1))
|
||
# scale based on aspect-ratio
|
||
else:
|
||
width__ = mt.ceil(mt.sqrt(tile.value * to_scale * to_ratio))
|
||
height__ = mt.ceil((tile.value * to_scale) / max(width__, 1))
|
||
|
||
width_ = width__
|
||
height_ = height__ + (1 if not no_header else 0)
|
||
|
||
# as a special case, if height is implicit and we have nothing to
|
||
# show, don't print anything
|
||
if height is None and tile.value == 0:
|
||
height_ = 1 if not no_header else 0
|
||
|
||
# create a canvas
|
||
canvas = Canvas(
|
||
width_,
|
||
height_ - (1 if not no_header else 0),
|
||
color=color,
|
||
dots=dots,
|
||
braille=braille)
|
||
|
||
# sort
|
||
tile.sort()
|
||
|
||
# recursively partition tiles
|
||
tile.x = 0
|
||
tile.y = 0
|
||
tile.width = canvas.width
|
||
tile.height = canvas.height
|
||
def partition(tile):
|
||
x__ = tile.x
|
||
y__ = tile.y
|
||
width__ = tile.width
|
||
height__ = tile.height
|
||
|
||
# partition via requested scheme
|
||
if tile.children:
|
||
if args.get('binary'):
|
||
partition_binary(tile.children, tile.value,
|
||
x__, y__, width__, height__)
|
||
elif (args.get('slice')
|
||
or (args.get('slice_and_dice') and (tile.depth & 1) == 0)
|
||
or (args.get('dice_and_slice') and (tile.depth & 1) == 1)):
|
||
partition_slice(tile.children, tile.value,
|
||
x__, y__, width__, height__)
|
||
elif (args.get('dice')
|
||
or (args.get('slice_and_dice') and (tile.depth & 1) == 1)
|
||
or (args.get('dice_and_slice') and (tile.depth & 1) == 0)):
|
||
partition_dice(tile.children, tile.value,
|
||
x__, y__, width__, height__)
|
||
elif (args.get('squarify')
|
||
or args.get('squarify_ratio')
|
||
or args.get('rectify')):
|
||
partition_squarify(tile.children, tile.value,
|
||
x__, y__, width__, height__,
|
||
aspect_ratio=(
|
||
args['squarify_ratio']
|
||
if args.get('squarify_ratio')
|
||
else width_/height_
|
||
if args.get('rectify')
|
||
else 1/1))
|
||
else:
|
||
# default to binary partitioning
|
||
partition_binary(tile.children, tile.value,
|
||
x__, y__, width__, height__)
|
||
|
||
# recursively partition
|
||
for t in tile.children:
|
||
partition(t)
|
||
|
||
partition(tile)
|
||
|
||
# align to pixel boundaries
|
||
tile.align()
|
||
|
||
# render to canvas
|
||
labels__ = []
|
||
for t in tile.leaves():
|
||
x__ = t.x
|
||
y__ = t.y
|
||
width__ = t.width
|
||
height__ = t.height
|
||
# skip anything with zero weight/height after aligning things
|
||
if width__ == 0 or height__ == 0:
|
||
continue
|
||
|
||
# flip y
|
||
y__ = canvas.height - (y__+height__)
|
||
|
||
canvas.rect(x__, y__, width__, height__,
|
||
# default to first letter of the last part of the key
|
||
char=(t.char if getattr(t, 'char', None) is not None
|
||
else True if braille or dots
|
||
else t.key[len(by)-1][0] if t.key and t.key[len(by)-1]
|
||
else chars_.get(0)),
|
||
color=t.color if t.color is not None else colors_.get(0))
|
||
|
||
if label or (labels and not no_label):
|
||
if t.label is not None:
|
||
label__ = t.label
|
||
else:
|
||
label__ = ','.join(t.key)
|
||
|
||
# render these later so they get priority
|
||
labels__.append((x__, y__+height__-1, label__,
|
||
width__, height__))
|
||
|
||
for label__ in labels__:
|
||
canvas.label(*label__)
|
||
|
||
# print some summary info
|
||
if not no_header:
|
||
if title:
|
||
title_ = punescape(title, tile.attrs)
|
||
if not no_stats:
|
||
stat = tile.stat()
|
||
stat_ = 'total %d, avg %d +-%dσ, min %d, max %d' % (
|
||
stat['total'],
|
||
stat['mean'], stat['stddev'],
|
||
stat['min'], stat['max'])
|
||
if title and not no_stats:
|
||
ring.writeln('%s%*s%s' % (
|
||
title_,
|
||
max(width_-len(stat_)-len(title_), 0), ' ',
|
||
stat_))
|
||
elif title:
|
||
ring.writeln(title_)
|
||
elif not no_stats:
|
||
ring.writeln(stat_)
|
||
|
||
# draw canvas
|
||
for row in range(canvas.height//canvas.yscale):
|
||
line = canvas.draw(row)
|
||
ring.writeln(line)
|
||
|
||
|
||
def main(csv_paths, *,
|
||
width=None,
|
||
height=None,
|
||
no_header=None,
|
||
keep_open=False,
|
||
lines=None,
|
||
head=False,
|
||
cat=False,
|
||
sleep=False,
|
||
**args):
|
||
# keep-open?
|
||
if keep_open:
|
||
try:
|
||
# keep track of history if lines specified
|
||
if lines is not None:
|
||
ring = RingIO(lines+1
|
||
if not no_header and lines > 0
|
||
else lines)
|
||
while True:
|
||
# register inotify before running the command, this avoids
|
||
# modification race conditions
|
||
if Inotify:
|
||
inotify = Inotify(csv_paths)
|
||
|
||
# cat? write directly to stdout
|
||
if cat:
|
||
main_(sys.stdout, csv_paths,
|
||
width=width,
|
||
# make space for shell prompt
|
||
height=-1 if height is ... else height,
|
||
no_header=no_header,
|
||
**args)
|
||
# not cat? write to a bounded ring
|
||
else:
|
||
ring_ = RingIO(head=head)
|
||
main_(ring_, csv_paths,
|
||
width=width,
|
||
height=0 if height is ... else height,
|
||
no_header=no_header,
|
||
**args)
|
||
# no history? draw immediately
|
||
if lines is None:
|
||
ring_.draw()
|
||
# history? merge with previous lines
|
||
else:
|
||
# write header separately?
|
||
if not no_header:
|
||
if not ring.lines:
|
||
ring.lines.append('')
|
||
ring.lines.extend(it.islice(ring_.lines, 1, None))
|
||
ring.lines[0] = ring_.lines[0]
|
||
else:
|
||
ring.lines.extend(ring_.lines)
|
||
ring.draw()
|
||
|
||
# try to inotifywait
|
||
if Inotify:
|
||
ptime = time.time()
|
||
inotify.read()
|
||
inotify.close()
|
||
# sleep a minimum amount of time to avoid flickering
|
||
time.sleep(max(0, (sleep or 0.01) - (time.time()-ptime)))
|
||
else:
|
||
time.sleep(sleep or 2)
|
||
except KeyboardInterrupt:
|
||
pass
|
||
|
||
if not cat:
|
||
sys.stdout.write('\n')
|
||
|
||
# single-pass?
|
||
else:
|
||
main_(sys.stdout, csv_paths,
|
||
width=width,
|
||
# make space for shell prompt
|
||
height=-1 if height is ... else height,
|
||
no_header=no_header,
|
||
**args)
|
||
|
||
|
||
if __name__ == "__main__":
|
||
import argparse
|
||
import sys
|
||
parser = argparse.ArgumentParser(
|
||
description="Render CSV files as a treemap.",
|
||
allow_abbrev=False)
|
||
parser.add_argument(
|
||
'csv_paths',
|
||
nargs='*',
|
||
help="Input *.csv files.")
|
||
parser.add_argument(
|
||
'-b', '--by',
|
||
action='append',
|
||
help="Group by this field.")
|
||
parser.add_argument(
|
||
'-f', '--field',
|
||
dest='fields',
|
||
action='append',
|
||
help="Field to use for tile sizes.")
|
||
parser.add_argument(
|
||
'-D', '--define',
|
||
dest='defines',
|
||
action='append',
|
||
type=lambda x: (
|
||
lambda k, vs: (
|
||
k.strip(),
|
||
{v.strip() for v in vs.split(',')})
|
||
)(*x.split('=', 1)),
|
||
help="Only include results where this field is this value. May "
|
||
"include comma-separated options and globs.")
|
||
parser.add_argument(
|
||
'-L', '--add-label',
|
||
dest='labels',
|
||
action='append',
|
||
type=lambda x: (
|
||
lambda ks, v: (
|
||
tuple(k.strip() for k in ks.split(',')),
|
||
v.strip())
|
||
)(*x.split('=', 1))
|
||
if '=' in x else x.strip(),
|
||
help="Add a label to use. Can be assigned to a specific group "
|
||
"where a group is the comma-separated 'by' fields. Accepts %% "
|
||
"modifiers.")
|
||
parser.add_argument(
|
||
'-.', '--add-char', '--chars',
|
||
dest='chars',
|
||
action='append',
|
||
type=lambda x: (
|
||
lambda ks, v: (
|
||
tuple(k.strip() for k in ks.split(',')),
|
||
v.strip())
|
||
)(*x.split('=', 1))
|
||
if '=' in x else x.strip(),
|
||
help="Add characters to use. Can be assigned to a specific group "
|
||
"where a group is the comma-separated 'by' fields. Accepts %% "
|
||
"modifiers.")
|
||
parser.add_argument(
|
||
'-C', '--add-color',
|
||
dest='colors',
|
||
action='append',
|
||
type=lambda x: (
|
||
lambda ks, v: (
|
||
tuple(k.strip() for k in ks.split(',')),
|
||
v.strip())
|
||
)(*x.split('=', 1))
|
||
if '=' in x else x.strip(),
|
||
help="Add a color to use. Can be assigned to a specific group "
|
||
"where a group is the comma-separated 'by' fields. Accepts %% "
|
||
"modifiers.")
|
||
parser.add_argument(
|
||
'--color',
|
||
choices=['never', 'always', 'auto'],
|
||
default='auto',
|
||
help="When to use terminal colors. Defaults to 'auto'.")
|
||
parser.add_argument(
|
||
'-:', '--dots',
|
||
action='store_true',
|
||
help="Use 1x2 ascii dot characters.")
|
||
parser.add_argument(
|
||
'-⣿', '--braille',
|
||
action='store_true',
|
||
help="Use 2x4 unicode braille characters. Note that braille "
|
||
"characters sometimes suffer from inconsistent widths.")
|
||
parser.add_argument(
|
||
'-W', '--width',
|
||
nargs='?',
|
||
type=lambda x: int(x, 0),
|
||
const=0,
|
||
help="Width in columns. <=0 uses the terminal width. Defaults "
|
||
"to min(terminal, 80).")
|
||
parser.add_argument(
|
||
'-H', '--height',
|
||
nargs='?',
|
||
type=lambda x: int(x, 0),
|
||
const=..., # handles shell prompt spacing, which is a bit subtle
|
||
help="Height in rows. <=0 uses the terminal height. Defaults "
|
||
"to 1.")
|
||
parser.add_argument(
|
||
'--no-header',
|
||
action='store_true',
|
||
help="Don't show the header.")
|
||
parser.add_argument(
|
||
'--no-stats',
|
||
action='store_true',
|
||
help="Don't show data stats in the header.")
|
||
parser.add_argument(
|
||
'--binary',
|
||
action='store_true',
|
||
help="Use the binary partitioning scheme. This attempts to "
|
||
"recursively subdivide the tiles into a roughly "
|
||
"weight-balanced binary tree. This is the default.")
|
||
parser.add_argument(
|
||
'--slice',
|
||
action='store_true',
|
||
help="Use the slice partitioning scheme. This simply slices "
|
||
"tiles vertically.")
|
||
parser.add_argument(
|
||
'--dice',
|
||
action='store_true',
|
||
help="Use the dice partitioning scheme. This simply slices "
|
||
"tiles horizontally.")
|
||
parser.add_argument(
|
||
'--slice-and-dice',
|
||
action='store_true',
|
||
help="Use the slice-and-dice partitioning scheme. This "
|
||
"alternates between slicing and dicing each layer.")
|
||
parser.add_argument(
|
||
'--dice-and-slice',
|
||
action='store_true',
|
||
help="Use the dice-and-slice partitioning scheme. This is like "
|
||
"slice-and-dice, but flipped.")
|
||
parser.add_argument(
|
||
'--squarify',
|
||
action='store_true',
|
||
help="Use the squarify partitioning scheme. This is a greedy "
|
||
"algorithm created by Mark Bruls et al that tries to "
|
||
"minimize tile aspect ratios.")
|
||
parser.add_argument(
|
||
'--rectify',
|
||
action='store_true',
|
||
help="Use the rectify partitioning scheme. This is like "
|
||
"squarify, but tries to match the aspect ratio of the "
|
||
"window.")
|
||
parser.add_argument(
|
||
'--squarify-ratio',
|
||
type=lambda x: (
|
||
(lambda a, b: a / b)(*(float(v) for v in x.split(':', 1)))
|
||
if ':' in x else float(x)),
|
||
help="Specify an explicit aspect ratio for the squarify "
|
||
"algorithm. Implies --squarify.")
|
||
parser.add_argument(
|
||
'--to-scale',
|
||
nargs='?',
|
||
type=lambda x: (
|
||
(lambda a, b: a / b)(*(float(v) for v in x.split(':', 1)))
|
||
if ':' in x else float(x)),
|
||
const=1,
|
||
help="Scale the resulting treemap such that 1 char ~= 1/scale "
|
||
"units. Defaults to scale=1.")
|
||
parser.add_argument(
|
||
'--to-ratio',
|
||
type=lambda x: (
|
||
(lambda a, b: a / b)(*(float(v) for v in x.split(':', 1)))
|
||
if ':' in x else float(x)),
|
||
help="Aspect ratio to use with --to-scale. Defaults to 1:1.")
|
||
parser.add_argument(
|
||
'-t', '--tiny',
|
||
action='store_true',
|
||
help="Tiny mode, alias for --to-scale=1 and --no-header.")
|
||
parser.add_argument(
|
||
'--title',
|
||
help="Add a title. Accepts %% modifiers.")
|
||
parser.add_argument(
|
||
'-l', '--label',
|
||
action='store_true',
|
||
help="Render labels.")
|
||
parser.add_argument(
|
||
'--no-label',
|
||
action='store_true',
|
||
help="Don't render any labels.")
|
||
parser.add_argument(
|
||
'-k', '--keep-open',
|
||
action='store_true',
|
||
help="Continue to open and redraw the CSV files in a loop.")
|
||
parser.add_argument(
|
||
'-n', '--lines',
|
||
nargs='?',
|
||
type=lambda x: int(x, 0),
|
||
const=0,
|
||
help="Show this many lines of history. <=0 uses the terminal "
|
||
"height. Defaults to 1.")
|
||
parser.add_argument(
|
||
'-^', '--head',
|
||
action='store_true',
|
||
help="Show the first n lines.")
|
||
parser.add_argument(
|
||
'-c', '--cat',
|
||
action='store_true',
|
||
help="Pipe directly to stdout.")
|
||
parser.add_argument(
|
||
'-~', '--sleep',
|
||
type=float,
|
||
help="Time in seconds to sleep between redraws when running "
|
||
"with -k. Defaults to 2 seconds.")
|
||
sys.exit(main(**{k: v
|
||
for k, v in vars(parser.parse_intermixed_args()).items()
|
||
if v is not None}))
|