import psycopg2 try: # 尝试连接到PostgreSQL数据库(这里使用的是一个示例连接字符串) conn = psycopg2.connect( dbname="your_dbname", user="your_username", password="your_password", host="your_host", port="your_port" ) print("psycopg2-binary 安装成功,数据库连接成功!") conn.close() except Ex...
importpsycopg2print("psycopg2-binary库安装成功!") 1. 2. 3. 保存并退出文件。然后在终端中执行以下命令: AI检测代码解析 python3 test.py 1. 如果终端输出了"psycopg2-binary库安装成功!"的消息,那么说明安装成功。 4. 类图 下面是psycopg2-binary库的类图示例,使用mermaid语法中的classDiagram标识出来: psycopg2...
No, I mean, if I install onlypsycopg2-binary(withoutinstall psycopg2), I can perfectlyimport psycopg2only while developing the package. But when Ipoetry add --pathto another project, I needpsycopg2(and I probably don't needpsycopg2-binary). ...
import slackbot_settings as conf @@ -12,8 +12,8 @@ class Database: def __init__(self): try: self.conn = psycopg2.connect(conf.DB_URL) except psycopg2.Error as _e: self.conn = psycopg.connect(conf.DB_URL) except psycopg.Error as _e: print("Can not connect to database.") ra...
//testpypi.python.org/pypi --no-cache-dir psycopg2==2.7b1 # Check the version installed is the correct one and test if it works ok. python -c "import psycopg2; print(psycopg2.__version__)" # 2.7b1 (dt dec pq3 ext lo64) python -c "import tests; tests.unittest.main(defaultTest=...
import pgspecial # 使用 pgspecial 的功能 result = pgspecial.execute("SELECT * FROM your_table") print(result) 确保你的环境中 pgspecial-binary 是可用的,并且没有被其他版本的 pgspecial 或psycopg2 所干扰。 通过上述步骤,你应该能够解决 pgspecial 安...
root@d21e7b19d3b8:/# pip install psycopg2Collecting psycopg2Downloading psycopg2-2.9.3.tar.gz (380 kB)|████████████████████████████████| 380 kB 4.4 MB/sERROR: Command errored out with exit status 1:command: /usr/local/bin/python -c 'import io,...
command: /work/wks_open/flask-restplus-boilerplate/venv/bin/python -c 'import io, os, sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-5sehxl8d/psycopg2-binary_279745a696d647eca48e99bcd851539b/setup.py'"'"'; __file__='"'"'/tmp/pip-install-5sehxl8d/psycopg2-bin...
So these days, there's literally no problem at all with the psycopg2-binary wheels, except that the psycopg2 maintainers insist on giving them a different name from the main release, which creates this situation where projects like aiopg are trapped between two bad options – if aiopg depends...
""" from greenplumpython.dataframe import DataFrame @@ -131,7 +133,7 @@ def apply( as_name: Optional[str] = None, ) -> "DataFrame": """ Apply a function in database. Apply a function in database without dependencies on table. Args: func: An aggregate function to be applied to1...