ta it
ta it

Reputation: 41

Could not find a version that satisfies the requirement Flask

Could not find a version that satisfies the requirement Flask pip install -U Flask

Collecting Flask Could not fetch URL https://pypi.python.org/simple/flask/: There was a problem confirming the ssl certificate: [SSL: TLSV1_ALERT_PROTOCOL_VERSION] tlsv1 alert protocol version (_ssl.c:590) - skipping

Could not find a version that satisfies the requirement Flask (from versions: )

No matching distribution found for Flask

Upvotes: 4

Views: 1735

Answers (1)

sorin
sorin

Reputation: 170390

This is cause by flakiness in PYPI CDN, which was migrated mid April 2018.

We still encounter these problems every day, probably in 1% of builds.

I tried to get an ack on #pypi irc channel but getting the issue confirmed is still a TODO.

Upvotes: 1

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