Parsing conda conflict messages (https://stackoverflow.com/questions/62288835/how-to-interpret-conda-package-conflicts)

conda_conflicts.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "realistic-incentive",
   "metadata": {},
   "outputs": [],
   "source": [
    "import functools\n",
    "import re\n",
    "from dataclasses import dataclass\n",
    "from typing import Dict, List, Optional\n",
    "\n",
    "from conda.models import version as cv"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "lonely-separate",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "VersionSpec('>1.0,<4.0')"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "v = cv.VersionSpec(\">1.0,<4.0\")\n",
    "v"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "possible-cleaner",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "v.match(\"3.0\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "distributed-secretariat",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "False"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "v.match(\"4.0\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "fitted-directive",
   "metadata": {},
   "outputs": [],
   "source": [
    "# https://stackoverflow.com/questions/62288835/how-to-interpret-conda-package-conflicts\n",
    "conflictstr = \"\"\"Package ncurses conflicts for:\n",
    "python=3.8 -> ncurses[version='>=6.1,<6.2.0a0|>=6.2,<7.0a0|>=6.1,<7.0a0']\n",
    "awscli -> python[version='>=3.8,<3.9.0a0'] -> ncurses[version='5.9.*|5.9|>=6.1,<6.2.0a0|>=6.2,<7.0a0|>=6.1,<7.0a0|>=6.0,<7.0a0|6.0.*']\n",
    "instrain -> python[version='>=3.4'] -> ncurses[version='5.9.*|5.9|>=6.1,<6.2.0a0|>=6.2,<7.0a0|>=6.1,<7.0a0|>=6.0,<7.0a0|6.0.*']\n",
    "python=3.8 -> readline[version='>=7.0,<8.0a0'] -> ncurses[version='5.9.*|>=6.0,<7.0a0|6.0.*']\n",
    "samtools -> ncurses[version='5.9|5.9.*|>=5.9,<5.10.0a0|>=6.1,<6.2.0a0']\n",
    "\n",
    "Package python conflicts for:\n",
    "awscli -> python[version='2.7.*|3.5.*|3.6.*|>=2.7,<2.8.0a0|>=3.6,<3.7.0a0|>=3.7,<3.8.0a0|>=3.8,<3.9.0a0|>=3.5,<3.6.0a0|3.4.*']\n",
    "python=3.8\n",
    "instrain -> biopython -> python[version='2.7.*|3.5.*|3.6.*|>=2.7,<2.8.0a0|>=3.6,<3.7.0a0|>=3.8,<3.9.0a0|>=3.7,<3.8.0a0|>=3.5,<3.6.0a0|3.4.*|>3|>=3.5|<3.0.0|>=3.6']\n",
    "instrain -> python[version='>=3.4']\n",
    "awscli -> python_abi=3.8[build=*_cp38] -> python[version='3.7.*|3.8.*']\n",
    "\n",
    "Package ca-certificates conflicts for:\n",
    "samtools -> openssl[version='>=1.1.1a,<1.1.2a'] -> ca-certificates\n",
    "python=3.8 -> openssl[version='>=1.1.1g,<1.1.2a'] -> ca-certificates\n",
    "awscli -> python[version='>=2.7,<2.8.0a0'] -> ca-certificates\n",
    "\n",
    "Package setuptools conflicts for:\n",
    "python=3.8 -> pip -> setuptools\n",
    "instrain -> matplotlib-base -> setuptools[version='>=40.0']\n",
    "\n",
    "Package libgcc-ng conflicts for:\n",
    "samtools -> ncurses[version='>=6.1,<6.2.0a0'] -> libgcc-ng[version='>=7.2.0']\n",
    "samtools -> libgcc-ng[version='>=4.9|>=7.3.0']\n",
    "\n",
    "Package pypy3.6 conflicts for:\n",
    "instrain -> numpy -> pypy3.6[version='7.3.0.*|7.3.1.*|>=7.3.1']\n",
    "awscli -> python[version='>=3.6,<3.7.0a0'] -> pypy3.6[version='7.3.*|7.3.0.*|7.3.1.*']\n",
    "\n",
    "Package bzip2 conflicts for:\n",
    "samtools -> bzip2[version='1.0.*|>=1.0.6,<2.0a0|>=1.0.8,<2.0a0']\n",
    "instrain -> pysam -> bzip2[version='>=1.0.6,<2.0a0|>=1.0.8,<2.0a0']\n",
    "awscli -> python[version='>=3.7,<3.8.0a0'] -> bzip2[version='>=1.0.6,<2.0a0|>=1.0.8,<2.0a0']\n",
    "\n",
    "Package zlib conflicts for:\n",
    "samtools -> zlib[version='1.2.11.*|>=1.2.11,<1.3.0a0|1.2.8.*|1.2.8']\n",
    "samtools -> curl[version='>=7.59.0,<8.0a0'] -> zlib[version='1.2.*|1.2.11']\n",
    "\n",
    "Package samtools conflicts for:\n",
    "samtools\n",
    "instrain -> pysam -> samtools[version='1.3|1.3.1.*|1.3.1|1.5.*|1.6.*|1.7|1.7.*|1.9.*|>=1.4.1|>=1.4.1,<1.5|>=1.4,<1.5|>=1.3,<1.4|>=1.3']\n",
    "\n",
    "Package openssl conflicts for:\n",
    "samtools -> curl[version='>=7.59.0,<8.0a0'] -> openssl[version='1.0.*|>=1.0.2o,<1.0.3a|>=1.0.2m,<1.0.3a']\n",
    "samtools -> openssl[version='>=1.0.2p,<1.0.3a|>=1.0.2r,<1.0.3a|>=1.1.1a,<1.1.2a']\n",
    "\n",
    "Package _libgcc_mutex conflicts for:\n",
    "samtools -> libgcc-ng[version='>=7.3.0'] -> _libgcc_mutex[version='*|0.1',build='main|conda_forge']\n",
    "python=3.8 -> libgcc-ng[version='>=7.5.0'] -> _libgcc_mutex[version='*|0.1',build='main|conda_forge']\n",
    "\"\"\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "painful-meditation",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[ConstraintGroup(name='ncurses', constraints=[Constraint(dependency='python=3.8', versions=VersionSpec('>=6.1,<6.2.0a0|>=6.2,<7.0a0|>=6.1,<7.0a0')), Constraint(dependency='awscli', versions=VersionSpec('5.9.*|5.9|>=6.1,<6.2.0a0|>=6.2,<7.0a0|>=6.1,<7.0a0|>=6.0,<7.0a0|6.0.*')), Constraint(dependency='instrain', versions=VersionSpec('5.9.*|5.9|>=6.1,<6.2.0a0|>=6.2,<7.0a0|>=6.1,<7.0a0|>=6.0,<7.0a0|6.0.*')), Constraint(dependency='python=3.8', versions=VersionSpec('5.9.*|>=6.0,<7.0a0|6.0.*')), Constraint(dependency='samtools', versions=VersionSpec('5.9|5.9.*|>=5.9,<5.10.0a0|>=6.1,<6.2.0a0'))]),\n",
       " ConstraintGroup(name='python', constraints=[Constraint(dependency='awscli', versions=VersionSpec('2.7.*|3.5.*|3.6.*|>=2.7,<2.8.0a0|>=3.6,<3.7.0a0|>=3.7,<3.8.0a0|>=3.8,<3.9.0a0|>=3.5,<3.6.0a0|3.4.*')), Constraint(dependency='instrain', versions=VersionSpec('2.7.*|3.5.*|3.6.*|>=2.7,<2.8.0a0|>=3.6,<3.7.0a0|>=3.8,<3.9.0a0|>=3.7,<3.8.0a0|>=3.5,<3.6.0a0|3.4.*|>3|>=3.5|<3.0.0|>=3.6')), Constraint(dependency='instrain', versions=VersionSpec('>=3.4')), Constraint(dependency='awscli', versions=VersionSpec('3.7.*|3.8.*'))]),\n",
       " ConstraintGroup(name='ca-certificates', constraints=[]),\n",
       " ConstraintGroup(name='setuptools', constraints=[Constraint(dependency='instrain', versions=VersionSpec('>=40.0'))]),\n",
       " ConstraintGroup(name='libgcc-ng', constraints=[Constraint(dependency='samtools', versions=VersionSpec('>=7.2.0')), Constraint(dependency='samtools', versions=VersionSpec('>=4.9|>=7.3.0'))]),\n",
       " ConstraintGroup(name='pypy3.6', constraints=[Constraint(dependency='instrain', versions=VersionSpec('7.3.0.*|7.3.1.*|>=7.3.1')), Constraint(dependency='awscli', versions=VersionSpec('7.3.*|7.3.0.*|7.3.1.*'))]),\n",
       " ConstraintGroup(name='bzip2', constraints=[Constraint(dependency='samtools', versions=VersionSpec('1.0.*|>=1.0.6,<2.0a0|>=1.0.8,<2.0a0')), Constraint(dependency='instrain', versions=VersionSpec('>=1.0.6,<2.0a0|>=1.0.8,<2.0a0')), Constraint(dependency='awscli', versions=VersionSpec('>=1.0.6,<2.0a0|>=1.0.8,<2.0a0'))]),\n",
       " ConstraintGroup(name='zlib', constraints=[Constraint(dependency='samtools', versions=VersionSpec('1.2.11.*|>=1.2.11,<1.3.0a0|1.2.8.*|1.2.8')), Constraint(dependency='samtools', versions=VersionSpec('1.2.*|1.2.11'))]),\n",
       " ConstraintGroup(name='samtools', constraints=[Constraint(dependency='instrain', versions=VersionSpec('1.3|1.3.1.*|1.3.1|1.5.*|1.6.*|1.7|1.7.*|1.9.*|>=1.4.1|>=1.4.1,<1.5|>=1.4,<1.5|>=1.3,<1.4|>=1.3'))]),\n",
       " ConstraintGroup(name='openssl', constraints=[Constraint(dependency='samtools', versions=VersionSpec('1.0.*|>=1.0.2o,<1.0.3a|>=1.0.2m,<1.0.3a')), Constraint(dependency='samtools', versions=VersionSpec('>=1.0.2p,<1.0.3a|>=1.0.2r,<1.0.3a|>=1.1.1a,<1.1.2a'))]),\n",
       " ConstraintGroup(name='_libgcc_mutex', constraints=[Constraint(dependency='samtools', versions=VersionSpec('*|0.1')), Constraint(dependency='python=3.8', versions=VersionSpec('*|0.1'))])]"
      ]
     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "@dataclass\n",
    "class Constraint:\n",
    "    dependency: Optional[\n",
    "        str\n",
    "    ]  # Name of dependency that requires the conflicting package\n",
    "    versions: cv.VersionSpec  # List of versions for the conflicting package\n",
    "\n",
    "\n",
    "@dataclass\n",
    "class ConstraintGroup:\n",
    "    name: str  # Name of conflicting package\n",
    "    constraints: List[Constraint]\n",
    "\n",
    "    def merge(self) -> cv.VersionSpec:\n",
    "        return functools.reduce(\n",
    "            lambda v1, v2: v1.merge(v2), (c.versions for c in self.constraints)\n",
    "        )\n",
    "\n",
    "\n",
    "def parse_conflicts(conflicts: str) -> List[ConstraintGroup]:\n",
    "    # groups separated by blank line\n",
    "    return [_parse_group(group) for group in conflicts.split(\"\\n\\n\")]\n",
    "\n",
    "\n",
    "def _parse_group(group: str) -> ConstraintGroup:\n",
    "    groupname = re.compile(r\"Package (\\S+) conflicts for:\")\n",
    "    lines = group.split(\"\\n\")\n",
    "    # first line gives name\n",
    "    match = groupname.match(lines[0])\n",
    "    name = match and match.group(1)\n",
    "    # look for versions in subsequent lines\n",
    "    return ConstraintGroup(\n",
    "        name, [c for c in (_parse_line(name, line) for line in lines[1:] if line) if c]\n",
    "    )\n",
    "\n",
    "\n",
    "def _parse_line(name: str, line: str) -> Constraint:\n",
    "    versionre = re.compile(r\"(?:(\\S+) .*)?\" + name + r\"(?:\\[version='([^']+)'[],])?\")\n",
    "    match = versionre.match(line)\n",
    "    if match:\n",
    "        dep = match.group(1)\n",
    "        spec = match.group(2)\n",
    "        if spec is None:\n",
    "            return None\n",
    "        versions = cv.VersionSpec(spec)\n",
    "        return Constraint(dep, versions)\n",
    "    else:\n",
    "        logging.warning(f\"Unable to parse {name} version in: {line!r}\")\n",
    "        return None\n",
    "\n",
    "\n",
    "conflicts = parse_conflicts(conflictstr)\n",
    "conflicts"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "dramatic-trunk",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "VersionSpec('5.9.*|5.9|>=6.1,<6.2.0a0|>=6.2,<7.0a0|>=6.1,<7.0a0|>=6.0,<7.0a0|6.0.*,5.9.*|5.9|>=6.1,<6.2.0a0|>=6.2,<7.0a0|>=6.1,<7.0a0|>=6.0,<7.0a0|6.0.*,>=6.1,<6.2.0a0|>=6.2,<7.0a0|>=6.1,<7.0a0,5.9.*|>=6.0,<7.0a0|6.0.*,5.9|5.9.*|>=5.9,<5.10.0a0|>=6.1,<6.2.0a0')"
      ]
     },
     "execution_count": 7,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[0].merge()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "id": "spanish-extension",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 8,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[0].merge().match(\"6.1\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "id": "informed-cooling",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "VersionSpec('2.7.*|3.5.*|3.6.*|>=2.7,<2.8.0a0|>=3.6,<3.7.0a0|>=3.7,<3.8.0a0|>=3.8,<3.9.0a0|>=3.5,<3.6.0a0|3.4.*,2.7.*|3.5.*|3.6.*|>=2.7,<2.8.0a0|>=3.6,<3.7.0a0|>=3.8,<3.9.0a0|>=3.7,<3.8.0a0|>=3.5,<3.6.0a0|3.4.*|>3|>=3.5|<3.0.0|>=3.6,>=3.4,3.7.*|3.8.*')"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[1].merge()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "id": "illegal-owner",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 10,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[1].merge().match(3.8)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "id": "liable-communication",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ConstraintGroup(name='ca-certificates', constraints=[])"
      ]
     },
     "execution_count": 11,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[2]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "id": "secure-retail",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ConstraintGroup(name='setuptools', constraints=[Constraint(dependency='instrain', versions=VersionSpec('>=40.0'))])"
      ]
     },
     "execution_count": 12,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[3]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "id": "institutional-heaven",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 13,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[3].merge().match(\"40.0\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "id": "spare-gregory",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ConstraintGroup(name='libgcc-ng', constraints=[Constraint(dependency='samtools', versions=VersionSpec('>=7.2.0')), Constraint(dependency='samtools', versions=VersionSpec('>=4.9|>=7.3.0'))])"
      ]
     },
     "execution_count": 14,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[4]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "id": "resident-stadium",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 15,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[4].merge().match(\"7.3.0\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "id": "included-kruger",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ConstraintGroup(name='pypy3.6', constraints=[Constraint(dependency='instrain', versions=VersionSpec('7.3.0.*|7.3.1.*|>=7.3.1')), Constraint(dependency='awscli', versions=VersionSpec('7.3.*|7.3.0.*|7.3.1.*'))])"
      ]
     },
     "execution_count": 16,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[5]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "id": "several-adolescent",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 17,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[5].merge().match(\"7.3.1\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "id": "preceding-bullet",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ConstraintGroup(name='bzip2', constraints=[Constraint(dependency='samtools', versions=VersionSpec('1.0.*|>=1.0.6,<2.0a0|>=1.0.8,<2.0a0')), Constraint(dependency='instrain', versions=VersionSpec('>=1.0.6,<2.0a0|>=1.0.8,<2.0a0')), Constraint(dependency='awscli', versions=VersionSpec('>=1.0.6,<2.0a0|>=1.0.8,<2.0a0'))])"
      ]
     },
     "execution_count": 18,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[6]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "id": "acknowledged-marsh",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 19,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[6].merge().match(\"1.0.8\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "id": "strong-spray",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ConstraintGroup(name='zlib', constraints=[Constraint(dependency='samtools', versions=VersionSpec('1.2.11.*|>=1.2.11,<1.3.0a0|1.2.8.*|1.2.8')), Constraint(dependency='samtools', versions=VersionSpec('1.2.*|1.2.11'))])"
      ]
     },
     "execution_count": 20,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[7]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "id": "informational-decision",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 21,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[7].merge().match(\"1.2.11\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 22,
   "id": "greek-grade",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ConstraintGroup(name='samtools', constraints=[Constraint(dependency='instrain', versions=VersionSpec('1.3|1.3.1.*|1.3.1|1.5.*|1.6.*|1.7|1.7.*|1.9.*|>=1.4.1|>=1.4.1,<1.5|>=1.4,<1.5|>=1.3,<1.4|>=1.3'))])"
      ]
     },
     "execution_count": 22,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[8]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 23,
   "id": "british-institution",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 23,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[8].merge().match(\"1.3\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 24,
   "id": "finnish-camel",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ConstraintGroup(name='openssl', constraints=[Constraint(dependency='samtools', versions=VersionSpec('1.0.*|>=1.0.2o,<1.0.3a|>=1.0.2m,<1.0.3a')), Constraint(dependency='samtools', versions=VersionSpec('>=1.0.2p,<1.0.3a|>=1.0.2r,<1.0.3a|>=1.1.1a,<1.1.2a'))])"
      ]
     },
     "execution_count": 24,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[9]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "id": "defensive-tribe",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 25,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[9].merge().match(\"1.1.1a\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 26,
   "id": "innovative-characterization",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ConstraintGroup(name='_libgcc_mutex', constraints=[Constraint(dependency='samtools', versions=VersionSpec('*|0.1')), Constraint(dependency='python=3.8', versions=VersionSpec('*|0.1'))])"
      ]
     },
     "execution_count": 26,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[10]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 27,
   "id": "alien-penalty",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 27,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "conflicts[10].merge().match(\"0.1\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 28,
   "id": "needed-rendering",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "11"
      ]
     },
     "execution_count": 28,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "len(conflicts)"
   ]
  }
 ],
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