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Add error handling

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smol snail 2021-03-09 14:36:40 -08:00
parent b1218163b3
commit 886cc017ab
1 changed files with 11 additions and 3 deletions
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14
pat.py
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@ -1,10 +1,11 @@
#!/usr/bin/python #!/usr/bin/python
from sys import stdin, argv from sys import argv, stdin, stderr
from string import whitespace from string import whitespace
# These next 2 lines of code are only for ANSI escape support on Windows cmd prompt/powershell # These next 2 lines of code are only for ANSI escape support on Windows cmd prompt/powershell
# If you do not use cmd/ps, you can comment them out or remove them # If you do not use cmd/ps, you can comment them out or remove them
from os import system from os import system
system("") system("")
color_info = {"amount": 299, "max_rgb_value": 255} color_info = {"amount": 299, "max_rgb_value": 255}
@ -15,8 +16,15 @@ if len(argv) == 1:
argv.append("-") argv.append("-")
for argument in argv[1:]: for argument in argv[1:]:
read_result = stdin.read() if argument == "-" else open(argument, "r").read() try:
color_info["changes"] = len(list(filter(lambda c: not c in whitespace, read_result))) - 1 read_result = stdin.read() if argument == "-" else open(argument, "r").read()
except Exception as e:
print(e, file=stderr)
continue
color_info["changes"] = (
len(list(filter(lambda c: not c in whitespace, read_result))) - 1
)
color_info["step"] = ( color_info["step"] = (
0 0
if color_info["changes"] == 0 if color_info["changes"] == 0