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Added view range option

This commit is contained in:
sloumdrone 2018-12-21 21:44:05 -08:00
parent 609733a4b5
commit 7774a28df1
1 changed files with 25 additions and 0 deletions
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25
chalk
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@ -147,6 +147,31 @@ def chalk(path):
except:
print('{}{:8} Invalid entry{}'.format(c.red, ' ', c.end))
print('')
elif ln == '!v':
print('\n{:8} {}Enter the start & end, separated by a space, to indicate\n{:8} the range you wish to view. To cancel, enter: -1{}'.format(' ', c.cyan, ' ', c.end))
view = input('{:6} {}>{}'.format(' ', c.yellow, c.end))
entry = view.split(' ')
try:
beg = int(entry[0])
if beg < 0:
continue
if len(entry) < 2 or beg > int(entry[1]):
print('{}{:8} Invalid entry, must provide two numbers separated by a space{}'.format(c.red, ' ', c.end))
continue
end = int(entry[1])
end = end if end < len(content) else len(content) - 1
if beg > end:
print('{}{:8} Invalid entry, start position must be less than end position.{}'.format(c.red, ' ', c.end))
continue
else:
for x in range(beg, end + 1):
print('{:6} - {}{}{}'.format(x, c.green, content[x], c.end))
print('')
print(header)
except:
print('{}{:8} Invalid entry{}'.format(c.red, c.end))
elif re.match(r'^\!\d+$',ln):
try:
row = int(ln[1:])