rich_3535

{
 "command": "grep -rn \"single-width\" /workspace/rich | head -20"
}

{
 "command": "grep -rn \"fast path\" /workspace/rich | head -20"
}

{
 "command": "grep -rn \"regex\" /workspace/rich | grep \"width\" | head -20"
}

{
 "command": "grep -rn \"re.compile\" /workspace/rich | head -20"
}

{
 "command": "sed -n '1,30p' /workspace/rich/cells.py"
}

{
 "command": "sed -n '10,50p' /workspace/rich/cells.py"
}

{
 "command": "sed -n '1,100p' /workspace/rich/cells.py"
}

{
 "command": "sed -n '100,130p' /workspace/rich/cells.py"
}

{
 "command": "grep -rn \"single-width\" /workspace/rich | head -20"
}

{
 "command": "grep -rn \"u006f\" /workspace/rich | head -20"
}

{
 "command": "grep -rn \"u007f\" /workspace/rich | head -20"
}

{
 "command": "grep -rn \"u006f\" /workspace/rich | head -20"
}

{
 "command": "python3 - <<'PY'\nimport re\nregex = re.compile(r\"^[\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482]*$\")\ntest_strings = [\"hello\", \"world\", \" \", \"!\", \"123\", \"abc\", \"XYZ\", \"abcXYZ\"]\nfor s in test_strings:\n    print(f\"'{s}': {bool(regex.match(s))}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nimport re\nregex = re.compile(r\"^[\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482]*$\")\n# 'w' is \\u0077, 'o' is \\u006f, 'r' is \\u0072, 'l' is \\u006c, 'd' is \\u0064\n# Wait, 'world' was False. Let's check 'w'\nprint(f\"'w': {bool(regex.match('w'))}\")\nprint(f\"'o': {bool(regex.match('o'))}\")\nprint(f\"'r': {bool(regex.match('r'))}\")\nprint(f\"'l': {bool(regex.match('l'))}\")\nprint(f\"'d': {bool(regex.match('d'))}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nimport re\nregex = re.compile(r\"^[\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482]*$\")\nprint(f\"u006f is: {chr(0x6f)}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nimport re\nregex = re.compile(r\"^[\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482]*$\")\n# The range \\u0020-\\u006f covers space (32) to 'o' (111).\n# 'w' is 119, 'r' is 114.\n# It should probably be \\u0020-\\u007e (space to ~) or \\u0020-\\u00ff.\n# Let's check what characters are single width.\n# ASCII printable characters are 0x20 to 0x7E.\nprint(f\"u007e is: {chr(0x7e)}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nimport re\nregex = re.compile(r\"^[\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482]*$\")\n# The regex is clearly wrong if it's meant to cover common single-width characters.\n# It stops at 'o'.\n# It should probably be \\u0020-\\u007f or \\u0020-\\u00ff.\n# Let's see what the intended range was.\n# \\u0020 is space.\n# \\u007f is DEL.\n# \\u007e is ~.\n# \\u0080-\\u009f are control characters.\n# \\u00a0 is non-breaking space.\n# \\u02ff is Latin Extended-B.\n# \\u0370-\\u0482 is Greek and Cyrillic.\n# All these are generally single-width.\n# But it missed p, q, r, s, t, u, v, w, x, y, z and some symbols.\n# It should be \\u0020-\\u007f or \\u0020-\\u00ff.\n# Wait, if it's \\u0020-\\u007f, it covers all ASCII.\n# Let's check if \\u007f is single width.\n# Actually, the most common range for single width is \\u0020-\\u007e.\n# Let's check the original regex again: [\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482]\n# It's missing \\u0070-\\u007f.\n# \\u0070 is 'p'.\n# \\u007f is DEL.\n# It should probably be \\u0020-\\u007f.\nPY\n"
}

{
 "command": "python3 - <<'PY'\nimport re\n# Current regex\nregex_old = re.compile(r\"^[\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482]*$\")\n# Proposed regex\nregex_new = re.compile(r\"^[\\u0020-\\u007f\\u00a0\\u02ff\\u0370-\\u0482]*$\")\n\ntest_strings = [\"hello\", \"world\", \" \", \"!\", \"123\", \"abc\", \"XYZ\", \"abcXYZ\", \"pqrstuvwxyz\", \"{}|~\"]\nfor s in test_strings:\n    print(f\"'{s}': old={bool(regex_old.match(s))}, new={bool(regex_new.match(s))}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nimport re\n# Let's check if there are other characters in the 0x70-0x7F range that might be problematic.\n# 0x7F is DEL, which is a control character.\n# Usually, we want printable characters.\n# But for the \"fast path\", as long as they are single-width, it's fine.\n# Let's check if 0x7F is single width using rich's own logic.\nfrom rich.cells import get_character_cell_size\nprint(f\"cell size of {chr(0x7f)}: {get_character_cell_size(chr(0x7f))}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Check characters in the range \\u0020-\\u007f\nall_single = True\nfor i in range(0x20, 0x80):\n    if get_character_cell_size(chr(i)) != 1:\n        print(f\"Character {hex(i)} ({chr(i)}) has size {get_character_cell_size(chr(i))}\")\n        all_single = False\nif all_single:\n    print(\"All characters in 0x20-0x7F are size 1\")\nelse:\n    print(\"Some characters in 0x20-0x7F are not size 1\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Check characters in the range \\u0020-\\u007e\nall_single = True\nfor i in range(0x20, 0x7f):\n    if get_character_cell_size(chr(i)) != 1:\n        print(f\"Character {hex(i)} ({chr(i)}) has size {get_character_cell_size(chr(i))}\")\n        all_single = False\nif all_single:\n    print(\"All characters in 0x20-0x7E are size 1\")\nelse:\n    print(\"Some characters in 0x20-0x7E are not size 1\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Check \\u00a0 and \\u02ff\nprint(f\"u00a0: {get_character_cell_size(chr(0xa0))}\")\nprint(f\"u02ff: {get_character_cell_size(chr(0x2ff))}\")\n# Check range \\u0370-\\u0482\nall_single = True\nfor i in range(0x370, 0x483):\n    if get_character_cell_size(chr(i)) != 1:\n        all_single = False\n        break\nprint(f\"Range 0x370-0x482 all single: {all_single}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's check if there are other common single-width ranges.\n# The current regex is: [\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482]\n# We found it should be \\u0020-\\u007e.\n# Let's see if there are other characters between \\u007f and \\u00a0.\nfor i in range(0x7f, 0xa0):\n    if get_character_cell_size(chr(i)) == 1:\n        print(f\"Character {hex(i)} ({chr(i)}) has size 1\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Check between \\u00a0 and \\u02ff\n# This is a large range, let's sample.\nimport random\nfor _ in range(100):\n    i = random.randint(0xa1, 0x2fe)\n    if get_character_cell_size(chr(i)) == 1:\n        # print(f\"Character {hex(i)} has size 1\")\n        pass\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's check if \\u00a0-\\u02ff has any single width characters.\nfor i in range(0xa1, 0x2ff):\n    if get_character_cell_size(chr(i)) == 1:\n        print(f\"Character {hex(i)} has size 1\")\n        break\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's see what the range of single width characters is in the 0xA0-0x2FF range.\nfor i in range(0xa0, 0x300):\n    if get_character_cell_size(chr(i)) == 1:\n        # print(f\"{hex(i)}\")\n        pass\n# Actually, the regex was [\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482]\n# It only included \\u00a0 and \\u02ff specifically.\n# Let's check if \\u00a0 is the only one in that range.\n# No, we saw 0xa1 is also 1.\n# Let's check 0xa2.\nprint(f\"0xa2: {get_character_cell_size(chr(0xa2))}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's check the range 0xa0 to 0x2ff more carefully.\n# The regex had \\u00a0 and \\u02ff.\n# Maybe it should have been \\u00a0-\\u02ff?\n# Let's check if all in 0xa0-0x2ff are size 1.\nall_single = True\nfor i in range(0xa0, 0x300):\n    if get_character_cell_size(chr(i)) != 1:\n        all_single = False\n        print(f\"Character {hex(i)} has size {get_character_cell_size(chr(i))}\")\n        break\nprint(f\"Range 0xa0-0x2ff all single: {all_single}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's check 0xad\nprint(f\"0xad: {get_character_cell_size(chr(0xad))}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's check if there are other size 0 characters in 0xa0-0x2ff.\nfor i in range(0xa0, 0x300):\n    if get_character_cell_size(chr(i)) == 0:\n        print(f\"Character {hex(i)} has size 0\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's check if there are any size 2 characters in 0xa0-0x2ff.\nfor i in range(0xa0, 0x300):\n    if get_character_cell_size(chr(i)) == 2:\n        print(f\"Character {hex(i)} has size 2\")\n        break\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# So in 0xa0-0x2ff, only 0xad is size 0, others are size 1.\n# Wait, let's check if there are any others.\nfor i in range(0xa0, 0x300):\n    if get_character_cell_size(chr(i)) == 0:\n        print(f\"Character {hex(i)} has size 0\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's check the range 0x370-0x482 again.\nall_single = True\nfor i in range(0x370, 0x483):\n    if get_character_cell_size(chr(i)) != 1:\n        print(f\"Character {hex(i)} has size {get_character_cell_size(chr(i))}\")\n        all_single = False\nprint(f\"Range 0x370-0x482 all single: {all_single}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# The original regex was: [\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482]\n# It seems it was intended to be a set of ranges that are all size 1.\n# We found:\n# 0x20-0x7E: size 1\n# 0x7F: size 0\n# 0x80-0x9F: size 1? Let's check.\nfor i in range(0x80, 0xa0):\n    if get_character_cell_size(chr(i)) != 1:\n        print(f\"Character {hex(i)} has size {get_character_cell_size(chr(i))}\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# So 0x80-0x9F are all size 0.\n# 0xA0 is size 1.\n# 0xA1-0xAD are size 1.\n# 0xAD is size 0.\n# 0xAE-0x2FF are size 1.\n# 0x300-0x36F are size 1? Let's check.\nfor i in range(0x300, 0x370):\n    if get_character_cell_size(chr(i)) != 1:\n        print(f\"Character {hex(i)} has size {get_character_cell_size(chr(i))}\")\n        break\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's re-evaluate the original regex: [\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482]\n# It was probably meant to be [\\u0020-\\u007e\\u00a0-\\u02ff\\u0370-\\u0482] but with 0xAD excluded.\n# However, the most obvious error is \\u006f instead of \\u007e.\n# If we change \\u006f to \\u007e, we fix the most common case (ASCII).\n# Let's check if there are other obvious errors.\n# The original regex had \\u00a0 and \\u02ff as single characters, not a range.\n# \\u00a0 is non-breaking space.\n# \\u02ff is Latin Extended-B.\n# If it was meant to be a range, it would be \\u00a0-\\u02ff.\n# But we saw 0xAD is size 0.\n# So maybe they only wanted a few specific characters?\n# That seems unlikely for a \"fast path\".\n# Usually, a fast path for \"single-width characters\" should cover as many as possible.\n# But it must be correct.\n# The most critical fix is \\u006f -> \\u007e.\n# Let's see if there are any other characters in the 0x70-0x7E range that are not size 1.\n# We already checked 0x20-0x7E and they are all size 1.\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's check if \\u00a0 and \\u02ff were intended to be a range.\n# If we change it to \\u00a0-\\u02ff, we include 0xAD which is size 0.\n# If the fast path is used for:\n# if _is_single_cell_widths(text):\n#     size = len(text)\n#     if size < total:\n#         return text + \" \" * (total - size)\n#     return text[:total]\n# Then if text contains a size 0 character, len(text) will be greater than the actual cell length.\n# This would be a bug.\n# So the fast path MUST only contain characters with size 1.\n# Therefore, \\u00a0 and \\u02ff must be individual characters if the range \\u00a0-\\u02ff contains size 0 characters.\n# Let's check if there are other size 0 characters in \\u00a0-\\u02ff.\n# We already did, and only 0xAD was size 0.\n# So if we want to include \\u00a0-\\u02ff, we'd have to exclude 0xAD.\n# But the original regex had \\u00a0 and \\u02ff.\n# Maybe it was a typo and it should have been \\u00a0-\\u02ff?\n# No, because of 0xAD.\n# Wait, if the original regex was [\\u0020-\\u006f\\u00a0\\u02ff\\u0370-\\u0482],\n# then it only allows:\n# - 0x20 to 0x6F (space to 'o')\n# - 0xA0 (non-breaking space)\n# - 0x2FF (Latin Extended-B)\n# - 0x370 to 0x482 (Greek and Cyrillic)\n# This is very restrictive.\n# The most obvious fix is \\u006f -> \\u007e.\n# Let's check if \\u00a0 and \\u02ff were meant to be a range.\n# If we look at the characters, \\u00a0 is the start of Latin-1 Supplement.\n# \\u02ff is the end of Latin Extended-B.\n# It's very likely it was meant to be \\u00a0-\\u02ff.\n# But we must be careful about 0xAD.\n# However, 0xAD is a soft hyphen, which is often treated as size 0.\n# If the fast path is used for `set_cell_size`, then `len(text)` is used.\n# If text is \"a\\u00ad b\", len(text) is 3, but cell_len is 2.\n# So the fast path would return \"a\\u00ad b\" if total is 3, but it should be \"a b \".\n# This is a bug.\n# So we cannot include 0xAD.\n# But maybe the original author didn't know about 0xAD?\n# Or maybe they intended to include the whole range and 0xAD is acceptable?\n# Unlikely.\n# Let's stick to the most obvious fix: \\u006f -> \\u007e.\n# And let's check if \\u00a0 and \\u02ff should be a range.\n# If I change \\u006f to \\u007e, I've already fixed the \"world\" case.\n# Let's see if there are other similar issues.\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's check if there are any other characters in the range 0x7F-0x9F that are size 1.\nfor i in range(0x7f, 0xa0):\n    if get_character_cell_size(chr(i)) == 1:\n        print(f\"Character {hex(i)} has size 1\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's check if there are any other characters in the range 0x2FF-0x370 that are size 1.\nfor i in range(0x300, 0x370):\n    if get_character_cell_size(chr(i)) == 1:\n        print(f\"Character {hex(i)} has size 1\")\nPY\n"
}

{
 "command": "python3 - <<'PY'\nfrom rich.cells import get_character_cell_size\n# Let's check if there are any other characters in the range 0x483-0x500 that are size 1.\nfor i in range(0x483, 0x500):\n    if get_character_cell_size(chr(i)) == 1:\n        print(f\"Character {hex(i)} has size 1\")\n        break\nPY\n"
}