https://web3py.readthedocs.io/en/stable/quickstart.html
根据这个链接在终端输入 pip install web3
出现如下
Requirement already satisfied: web3 in /opt/anaconda3/lib/python3.8/site-packages (5.28.0)
Requirement already satisfied: eth-utils<2.0.0,>=1.9.5 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (1.10.0)
Requirement already satisfied: jsonschema<4.0.0,>=3.2.0 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (3.2.0)
Requirement already satisfied: eth-typing<3.0.0,>=2.0.0 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (2.3.0)
Requirement already satisfied: ipfshttpclient==0.8.0a2 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (0.8.0a2)
Requirement already satisfied: requests<3.0.0,>=2.16.0 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (2.25.1)
Requirement already satisfied: aiohttp<4,>=3.7.4.post0 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (3.8.1)
Requirement already satisfied: lru-dict<2.0.0,>=1.1.6 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (1.1.7)
Requirement already satisfied: protobuf<4,>=3.10.0 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (3.19.4)
Requirement already satisfied: eth-abi<3.0.0,>=2.0.0b6 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (2.1.1)
Requirement already satisfied: eth-account<0.6.0,>=0.5.7 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (0.5.7)
Requirement already satisfied: hexbytes<1.0.0,>=0.1.0 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (0.2.2)
Requirement already satisfied: eth-hash[pycryptodome]<1.0.0,>=0.2.0 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (0.3.2)
Requirement already satisfied: websockets<10,>=9.1 in /opt/anaconda3/lib/python3.8/site-packages (from web3) (9.1)
Requirement already satisfied: multiaddr>=0.0.7 in /opt/anaconda3/lib/python3.8/site-packages (from ipfshttpclient==0.8.0a2->web3) (0.0.9)
Requirement already satisfied: aiosignal>=1.1.2 in /opt/anaconda3/lib/python3.8/site-packages (from aiohttp<4,>=3.7.4.post0->web3) (1.2.0)
Requirement already satisfied: attrs>=17.3.0 in /opt/anaconda3/lib/python3.8/site-packages (from aiohttp<4,>=3.7.4.post0->web3) (20.3.0)
Requirement already satisfied: yarl<2.0,>=1.0 in /opt/anaconda3/lib/python3.8/site-packages (from aiohttp<4,>=3.7.4.post0->web3) (1.7.2)
Requirement already satisfied: multidict<7.0,>=4.5 in /opt/anaconda3/lib/python3.8/site-packages (from aiohttp<4,>=3.7.4.post0->web3) (6.0.2)
Requirement already satisfied: frozenlist>=1.1.1 in /opt/anaconda3/lib/python3.8/site-packages (from aiohttp<4,>=3.7.4.post0->web3) (1.3.0)
Requirement already satisfied: async-timeout<5.0,>=4.0.0a3 in /opt/anaconda3/lib/python3.8/site-packages (from aiohttp<4,>=3.7.4.post0->web3) (4.0.2)
Requirement already satisfied: charset-normalizer<3.0,>=2.0 in /opt/anaconda3/lib/python3.8/site-packages (from aiohttp<4,>=3.7.4.post0->web3) (2.0.11)
Requirement already satisfied: parsimonious<0.9.0,>=0.8.0 in /opt/anaconda3/lib/python3.8/site-packages (from eth-abi<3.0.0,>=2.0.0b6->web3) (0.8.1)
Requirement already satisfied: eth-rlp<2,>=0.1.2 in /opt/anaconda3/lib/python3.8/site-packages (from eth-account<0.6.0,>=0.5.7->web3) (0.2.1)
Requirement already satisfied: bitarray<1.3.0,>=1.2.1 in /opt/anaconda3/lib/python3.8/site-packages (from eth-account<0.6.0,>=0.5.7->web3) (1.2.2)
Requirement already satisfied: rlp<3,>=1.0.0 in /opt/anaconda3/lib/python3.8/site-packages (from eth-account<0.6.0,>=0.5.7->web3) (2.0.1)
Requirement already satisfied: eth-keyfile<0.6.0,>=0.5.0 in /opt/anaconda3/lib/python3.8/site-packages (from eth-account<0.6.0,>=0.5.7->web3) (0.5.1)
Requirement already satisfied: eth-keys<0.4.0,>=0.3.4 in /opt/anaconda3/lib/python3.8/site-packages (from eth-account<0.6.0,>=0.5.7->web3) (0.3.4)
Requirement already satisfied: pycryptodome<4,>=3.6.6 in /opt/anaconda3/lib/python3.8/site-packages (from eth-hash[pycryptodome]<1.0.0,>=0.2.0->web3) (3.14.1)
Requirement already satisfied: cytoolz<1.0.0,>=0.9.0 in /opt/anaconda3/lib/python3.8/site-packages (from eth-keyfile<0.6.0,>=0.5.0->eth-account<0.6.0,>=0.5.7->web3) (0.11.0)
Requirement already satisfied: toolz>=0.8.0 in /opt/anaconda3/lib/python3.8/site-packages (from cytoolz<1.0.0,>=0.9.0->eth-keyfile<0.6.0,>=0.5.0->eth-account<0.6.0,>=0.5.7->web3) (0.11.1)
Requirement already satisfied: pyrsistent>=0.14.0 in /opt/anaconda3/lib/python3.8/site-packages (from jsonschema<4.0.0,>=3.2.0->web3) (0.17.3)
Requirement already satisfied: six>=1.11.0 in /opt/anaconda3/lib/python3.8/site-packages (from jsonschema<4.0.0,>=3.2.0->web3) (1.15.0)
Requirement already satisfied: setuptools in /opt/anaconda3/lib/python3.8/site-packages (from jsonschema<4.0.0,>=3.2.0->web3) (52.0.0.post20210125)
Requirement already satisfied: varint in /opt/anaconda3/lib/python3.8/site-packages (from multiaddr>=0.0.7->ipfshttpclient==0.8.0a2->web3) (1.0.2)
Requirement already satisfied: base58 in /opt/anaconda3/lib/python3.8/site-packages (from multiaddr>=0.0.7->ipfshttpclient==0.8.0a2->web3) (2.1.1)
Requirement already satisfied: netaddr in /opt/anaconda3/lib/python3.8/site-packages (from multiaddr>=0.0.7->ipfshttpclient==0.8.0a2->web3) (0.8.0)
Requirement already satisfied: urllib3<1.27,>=1.21.1 in /opt/anaconda3/lib/python3.8/site-packages (from requests<3.0.0,>=2.16.0->web3) (1.26.4)
Requirement already satisfied: certifi>=2017.4.17 in /opt/anaconda3/lib/python3.8/site-packages (from requests<3.0.0,>=2.16.0->web3) (2020.12.5)
Requirement already satisfied: idna<3,>=2.5 in /opt/anaconda3/lib/python3.8/site-packages (from requests<3.0.0,>=2.16.0->web3) (2.10)
Requirement already satisfied: chardet<5,>=3.0.2 in /opt/anaconda3/lib/python3.8/site-packages (from requests<3.0.0,>=2.16.0->web3) (4.0.0)
然后
想输入：
from web3 import Web3
出现了error为：
ModuleNotFoundError: No module named 'web3'
想知道有什么解决的办法吗 是我的环境哪个位置出了问题呢
