[utils] Clarify Python versions affected by buggy struct module
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@ -1756,7 +1756,8 @@ def escape_url(url):
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try:
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try:
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struct.pack('!I', 0)
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struct.pack('!I', 0)
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except TypeError:
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except TypeError:
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# In Python 2.6 (and some 2.7 versions), struct requires a bytes argument
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# In Python 2.6 and 2.7.x < 2.7.7, struct requires a bytes argument
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# See https://bugs.python.org/issue19099
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def struct_pack(spec, *args):
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def struct_pack(spec, *args):
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if isinstance(spec, compat_str):
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if isinstance(spec, compat_str):
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spec = spec.encode('ascii')
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spec = spec.encode('ascii')
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